LARGE_JSON_STRING = """
{
    "user_name": "cyandterry",
    "num_solved": 161,
    "num_total": 1184,
    "ac_easy": 43,
    "ac_medium": 85,
    "ac_hard": 33,
    "stat_status_pairs": [{
        "stat": {
            "question_id": 1409,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Number of Flips to Convert Binary Matrix to Zero Matrix",
            "question__title_slug": "minimum-number-of-flips-to-convert-binary-matrix-to-zero-matrix",
            "question__hide": false,
            "total_acs": 1288,
            "total_submitted": 1876,
            "frontend_question_id": 1284,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1408,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find the Smallest Divisor Given a Threshold",
            "question__title_slug": "find-the-smallest-divisor-given-a-threshold",
            "question__hide": false,
            "total_acs": 2215,
            "total_submitted": 7352,
            "frontend_question_id": 1283,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1407,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Group the People Given the Group Size They Belong To",
            "question__title_slug": "group-the-people-given-the-group-size-they-belong-to",
            "question__hide": false,
            "total_acs": 2871,
            "total_submitted": 3396,
            "frontend_question_id": 1282,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1406,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Subtract the Product and Sum of Digits of an Integer",
            "question__title_slug": "subtract-the-product-and-sum-of-digits-of-an-integer",
            "question__hide": false,
            "total_acs": 3239,
            "total_submitted": 3780,
            "frontend_question_id": 1281,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1404,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Print Immutable Linked List in Reverse",
            "question__title_slug": "print-immutable-linked-list-in-reverse",
            "question__hide": false,
            "total_acs": 1289,
            "total_submitted": 1352,
            "frontend_question_id": 1265,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1403,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Palindrome Partitioning III",
            "question__title_slug": "palindrome-partitioning-iii",
            "question__hide": false,
            "total_acs": 2803,
            "total_submitted": 4926,
            "frontend_question_id": 1278,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1402,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count Square Submatrices with All Ones",
            "question__title_slug": "count-square-submatrices-with-all-ones",
            "question__hide": false,
            "total_acs": 4769,
            "total_submitted": 7175,
            "frontend_question_id": 1277,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1401,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Burgers with No Waste of Ingredients",
            "question__title_slug": "number-of-burgers-with-no-waste-of-ingredients",
            "question__hide": false,
            "total_acs": 4645,
            "total_submitted": 9372,
            "frontend_question_id": 1276,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1400,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Winner on a Tic Tac Toe Game",
            "question__title_slug": "find-winner-on-a-tic-tac-toe-game",
            "question__hide": false,
            "total_acs": 4991,
            "total_submitted": 8971,
            "frontend_question_id": 1275,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1398,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Ways to Stay in the Same Place After Some Steps",
            "question__title_slug": "number-of-ways-to-stay-in-the-same-place-after-some-steps",
            "question__hide": false,
            "total_acs": 4117,
            "total_submitted": 10352,
            "frontend_question_id": 1269,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1397,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Search Suggestions System",
            "question__title_slug": "search-suggestions-system",
            "question__hide": false,
            "total_acs": 5915,
            "total_submitted": 11564,
            "frontend_question_id": 1268,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1396,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count Servers that Communicate",
            "question__title_slug": "count-servers-that-communicate",
            "question__hide": false,
            "total_acs": 6360,
            "total_submitted": 10925,
            "frontend_question_id": 1267,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1395,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Time Visiting All Points",
            "question__title_slug": "minimum-time-visiting-all-points",
            "question__hide": false,
            "total_acs": 10620,
            "total_submitted": 13369,
            "frontend_question_id": 1266,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1389,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Moves to Move a Box to Their Target Location",
            "question__title_slug": "minimum-moves-to-move-a-box-to-their-target-location",
            "question__hide": false,
            "total_acs": 2006,
            "total_submitted": 5430,
            "frontend_question_id": 1263,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1388,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Greatest Sum Divisible by Three",
            "question__title_slug": "greatest-sum-divisible-by-three",
            "question__hide": false,
            "total_acs": 5655,
            "total_submitted": 13783,
            "frontend_question_id": 1262,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1387,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Elements in a Contaminated Binary Tree",
            "question__title_slug": "find-elements-in-a-contaminated-binary-tree",
            "question__hide": false,
            "total_acs": 6793,
            "total_submitted": 9338,
            "frontend_question_id": 1261,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1386,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Shift 2D Grid",
            "question__title_slug": "shift-2d-grid",
            "question__hide": false,
            "total_acs": 6974,
            "total_submitted": 11697,
            "frontend_question_id": 1260,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1381,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Score Words Formed by Letters",
            "question__title_slug": "maximum-score-words-formed-by-letters",
            "question__hide": false,
            "total_acs": 4015,
            "total_submitted": 5729,
            "frontend_question_id": 1255,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1380,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Closed Islands",
            "question__title_slug": "number-of-closed-islands",
            "question__hide": false,
            "total_acs": 6793,
            "total_submitted": 11316,
            "frontend_question_id": 1254,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1379,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Reconstruct a 2-Row Binary Matrix",
            "question__title_slug": "reconstruct-a-2-row-binary-matrix",
            "question__hide": false,
            "total_acs": 6366,
            "total_submitted": 16623,
            "frontend_question_id": 1253,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1378,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Cells with Odd Values in a Matrix",
            "question__title_slug": "cells-with-odd-values-in-a-matrix",
            "question__hide": false,
            "total_acs": 12955,
            "total_submitted": 16549,
            "frontend_question_id": 1252,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1372,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Check If It Is a Good Array",
            "question__title_slug": "check-if-it-is-a-good-array",
            "question__hide": false,
            "total_acs": 3561,
            "total_submitted": 6913,
            "frontend_question_id": 1250,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1371,
            "question__article__live": true,
            "question__article__slug": "minimum-remove-to-make-valid-parentheses",
            "question__title": "Minimum Remove to Make Valid Parentheses",
            "question__title_slug": "minimum-remove-to-make-valid-parentheses",
            "question__hide": false,
            "total_acs": 9988,
            "total_submitted": 16792,
            "frontend_question_id": 1249,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1370,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count Number of Nice Subarrays",
            "question__title_slug": "count-number-of-nice-subarrays",
            "question__hide": false,
            "total_acs": 6135,
            "total_submitted": 11596,
            "frontend_question_id": 1248,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1369,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Swaps to Make Strings Equal",
            "question__title_slug": "minimum-swaps-to-make-strings-equal",
            "question__hide": false,
            "total_acs": 6194,
            "total_submitted": 10780,
            "frontend_question_id": 1247,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1362,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Airplane Seat Assignment Probability",
            "question__title_slug": "airplane-seat-assignment-probability",
            "question__hide": false,
            "total_acs": 3535,
            "total_submitted": 5858,
            "frontend_question_id": 1227,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1361,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Tiling a Rectangle with the Fewest Squares",
            "question__title_slug": "tiling-a-rectangle-with-the-fewest-squares",
            "question__hide": false,
            "total_acs": 2176,
            "total_submitted": 4464,
            "frontend_question_id": 1240,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1360,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Length of a Concatenated String with Unique Characters",
            "question__title_slug": "maximum-length-of-a-concatenated-string-with-unique-characters",
            "question__hide": false,
            "total_acs": 6579,
            "total_submitted": 15618,
            "frontend_question_id": 1239,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1359,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Circular Permutation in Binary Representation",
            "question__title_slug": "circular-permutation-in-binary-representation",
            "question__hide": false,
            "total_acs": 4382,
            "total_submitted": 7413,
            "frontend_question_id": 1238,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1358,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Positive Integer Solution for a Given Equation",
            "question__title_slug": "find-positive-integer-solution-for-a-given-equation",
            "question__hide": false,
            "total_acs": 8392,
            "total_submitted": 12532,
            "frontend_question_id": 1237,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1352,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Profit in Job Scheduling",
            "question__title_slug": "maximum-profit-in-job-scheduling",
            "question__hide": false,
            "total_acs": 4954,
            "total_submitted": 11224,
            "frontend_question_id": 1235,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1351,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Replace the Substring for Balanced String",
            "question__title_slug": "replace-the-substring-for-balanced-string",
            "question__hide": false,
            "total_acs": 5438,
            "total_submitted": 17797,
            "frontend_question_id": 1234,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1350,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Remove Sub-Folders from the Filesystem",
            "question__title_slug": "remove-sub-folders-from-the-filesystem",
            "question__hide": false,
            "total_acs": 7853,
            "total_submitted": 14459,
            "frontend_question_id": 1233,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1349,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Check If It Is a Straight Line",
            "question__title_slug": "check-if-it-is-a-straight-line",
            "question__hide": false,
            "total_acs": 11644,
            "total_submitted": 24751,
            "frontend_question_id": 1232,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1344,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Equal Frequency",
            "question__title_slug": "maximum-equal-frequency",
            "question__hide": false,
            "total_acs": 3868,
            "total_submitted": 12092,
            "frontend_question_id": 1224,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1343,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Dice Roll Simulation",
            "question__title_slug": "dice-roll-simulation",
            "question__hide": false,
            "total_acs": 4772,
            "total_submitted": 11213,
            "frontend_question_id": 1223,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1342,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Queens That Can Attack the King",
            "question__title_slug": "queens-that-can-attack-the-king",
            "question__hide": false,
            "total_acs": 8791,
            "total_submitted": 12871,
            "frontend_question_id": 1222,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1341,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Split a String in Balanced Strings",
            "question__title_slug": "split-a-string-in-balanced-strings",
            "question__hide": false,
            "total_acs": 26275,
            "total_submitted": 33082,
            "frontend_question_id": 1221,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1337,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design Skiplist",
            "question__title_slug": "design-skiplist",
            "question__hide": false,
            "total_acs": 1656,
            "total_submitted": 2775,
            "frontend_question_id": 1206,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1332,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count Vowels Permutation",
            "question__title_slug": "count-vowels-permutation",
            "question__hide": false,
            "total_acs": 5606,
            "total_submitted": 10946,
            "frontend_question_id": 1220,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1331,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Path with Maximum Gold",
            "question__title_slug": "path-with-maximum-gold",
            "question__hide": false,
            "total_acs": 10798,
            "total_submitted": 17428,
            "frontend_question_id": 1219,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1330,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Arithmetic Subsequence of Given Difference",
            "question__title_slug": "longest-arithmetic-subsequence-of-given-difference",
            "question__hide": false,
            "total_acs": 8769,
            "total_submitted": 21824,
            "frontend_question_id": 1218,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1329,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Play with Chips",
            "question__title_slug": "play-with-chips",
            "question__hide": false,
            "total_acs": 9854,
            "total_submitted": 15457,
            "frontend_question_id": 1217,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1322,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Moves to Reach Target with Rotations",
            "question__title_slug": "minimum-moves-to-reach-target-with-rotations",
            "question__hide": false,
            "total_acs": 3298,
            "total_submitted": 7627,
            "frontend_question_id": 1210,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1321,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Get Equal Substrings Within Budget",
            "question__title_slug": "get-equal-substrings-within-budget",
            "question__hide": false,
            "total_acs": 8655,
            "total_submitted": 23233,
            "frontend_question_id": 1208,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1320,
            "question__article__live": true,
            "question__article__slug": "remove-all-adjacent-duplicates-in-string-ii",
            "question__title": "Remove All Adjacent Duplicates in String II",
            "question__title_slug": "remove-all-adjacent-duplicates-in-string-ii",
            "question__hide": false,
            "total_acs": 11747,
            "total_submitted": 20775,
            "frontend_question_id": 1209,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1319,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Unique Number of Occurrences",
            "question__title_slug": "unique-number-of-occurrences",
            "question__hide": false,
            "total_acs": 25066,
            "total_submitted": 34804,
            "frontend_question_id": 1207,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1309,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sort Items by Groups Respecting Dependencies",
            "question__title_slug": "sort-items-by-groups-respecting-dependencies",
            "question__hide": false,
            "total_acs": 2208,
            "total_submitted": 4945,
            "frontend_question_id": 1203,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1308,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Smallest String With Swaps",
            "question__title_slug": "smallest-string-with-swaps",
            "question__hide": false,
            "total_acs": 6836,
            "total_submitted": 16323,
            "frontend_question_id": 1202,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1307,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Ugly Number III",
            "question__title_slug": "ugly-number-iii",
            "question__hide": false,
            "total_acs": 5211,
            "total_submitted": 20832,
            "frontend_question_id": 1201,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1306,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Absolute Difference",
            "question__title_slug": "minimum-absolute-difference",
            "question__hide": false,
            "total_acs": 18416,
            "total_submitted": 27828,
            "frontend_question_id": 1200,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1300,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Critical Connections in a Network",
            "question__title_slug": "critical-connections-in-a-network",
            "question__hide": false,
            "total_acs": 18043,
            "total_submitted": 37036,
            "frontend_question_id": 1192,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1299,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "K-Concatenation Maximum Sum",
            "question__title_slug": "k-concatenation-maximum-sum",
            "question__hide": false,
            "total_acs": 6992,
            "total_submitted": 27580,
            "frontend_question_id": 1191,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1298,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Reverse Substrings Between Each Pair of Parentheses",
            "question__title_slug": "reverse-substrings-between-each-pair-of-parentheses",
            "question__hide": false,
            "total_acs": 9381,
            "total_submitted": 16119,
            "frontend_question_id": 1190,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1297,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Number of Balloons",
            "question__title_slug": "maximum-number-of-balloons",
            "question__hide": false,
            "total_acs": 17661,
            "total_submitted": 28791,
            "frontend_question_id": 1189,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1290,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Make Array Strictly Increasing",
            "question__title_slug": "make-array-strictly-increasing",
            "question__hide": false,
            "total_acs": 3363,
            "total_submitted": 8383,
            "frontend_question_id": 1187,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1289,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Day of the Week",
            "question__title_slug": "day-of-the-week",
            "question__hide": false,
            "total_acs": 11208,
            "total_submitted": 17432,
            "frontend_question_id": 1185,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1288,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Subarray Sum with One Deletion",
            "question__title_slug": "maximum-subarray-sum-with-one-deletion",
            "question__hide": false,
            "total_acs": 8624,
            "total_submitted": 24857,
            "frontend_question_id": 1186,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1287,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Distance Between Bus Stops",
            "question__title_slug": "distance-between-bus-stops",
            "question__hide": false,
            "total_acs": 12740,
            "total_submitted": 22907,
            "frontend_question_id": 1184,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1282,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Valid Words for Each Puzzle",
            "question__title_slug": "number-of-valid-words-for-each-puzzle",
            "question__hide": false,
            "total_acs": 4106,
            "total_submitted": 11298,
            "frontend_question_id": 1178,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1281,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Can Make Palindrome from Substring",
            "question__title_slug": "can-make-palindrome-from-substring",
            "question__hide": false,
            "total_acs": 6696,
            "total_submitted": 20619,
            "frontend_question_id": 1177,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1280,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Diet Plan Performance",
            "question__title_slug": "diet-plan-performance",
            "question__hide": false,
            "total_acs": 6706,
            "total_submitted": 13293,
            "frontend_question_id": 1176,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1279,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Prime Arrangements",
            "question__title_slug": "prime-arrangements",
            "question__hide": false,
            "total_acs": 7570,
            "total_submitted": 15098,
            "frontend_question_id": 1175,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1273,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Compare Strings by Frequency of the Smallest Character",
            "question__title_slug": "compare-strings-by-frequency-of-the-smallest-character",
            "question__hide": false,
            "total_acs": 20650,
            "total_submitted": 35550,
            "frontend_question_id": 1170,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1272,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Invalid Transactions",
            "question__title_slug": "invalid-transactions",
            "question__hide": false,
            "total_acs": 7463,
            "total_submitted": 25746,
            "frontend_question_id": 1169,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1271,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Web Crawler",
            "question__title_slug": "web-crawler",
            "question__hide": false,
            "total_acs": 1499,
            "total_submitted": 2292,
            "frontend_question_id": 1236,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1270,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Dinner Plate Stacks",
            "question__title_slug": "dinner-plate-stacks",
            "question__hide": false,
            "total_acs": 3901,
            "total_submitted": 9723,
            "frontend_question_id": 1172,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1267,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Remove Zero Sum Consecutive Nodes from Linked List",
            "question__title_slug": "remove-zero-sum-consecutive-nodes-from-linked-list",
            "question__hide": false,
            "total_acs": 7943,
            "total_submitted": 19196,
            "frontend_question_id": 1171,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1263,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Dice Rolls With Target Sum",
            "question__title_slug": "number-of-dice-rolls-with-target-sum",
            "question__hide": false,
            "total_acs": 14947,
            "total_submitted": 30666,
            "frontend_question_id": 1155,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1262,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Online Majority Element In Subarray",
            "question__title_slug": "online-majority-element-in-subarray",
            "question__hide": false,
            "total_acs": 3940,
            "total_submitted": 11534,
            "frontend_question_id": 1157,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1261,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Swap For Longest Repeated Character Substring",
            "question__title_slug": "swap-for-longest-repeated-character-substring",
            "question__hide": false,
            "total_acs": 5625,
            "total_submitted": 11937,
            "frontend_question_id": 1156,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1260,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Day of the Year",
            "question__title_slug": "day-of-the-year",
            "question__hide": false,
            "total_acs": 11113,
            "total_submitted": 22736,
            "frontend_question_id": 1154,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1251,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Chunked Palindrome Decomposition",
            "question__title_slug": "longest-chunked-palindrome-decomposition",
            "question__hide": false,
            "total_acs": 6149,
            "total_submitted": 10640,
            "frontend_question_id": 1147,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1250,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Common Subsequence",
            "question__title_slug": "longest-common-subsequence",
            "question__hide": false,
            "total_acs": 23858,
            "total_submitted": 41569,
            "frontend_question_id": 1143,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1249,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Snapshot Array",
            "question__title_slug": "snapshot-array",
            "question__hide": false,
            "total_acs": 12038,
            "total_submitted": 34843,
            "frontend_question_id": 1146,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1248,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary Tree Coloring Game",
            "question__title_slug": "binary-tree-coloring-game",
            "question__hide": false,
            "total_acs": 9330,
            "total_submitted": 18859,
            "frontend_question_id": 1145,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1247,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Decrease Elements To Make Array Zigzag",
            "question__title_slug": "decrease-elements-to-make-array-zigzag",
            "question__hide": false,
            "total_acs": 6188,
            "total_submitted": 14238,
            "frontend_question_id": 1144,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1240,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Stone Game II",
            "question__title_slug": "stone-game-ii",
            "question__hide": false,
            "total_acs": 6133,
            "total_submitted": 10213,
            "frontend_question_id": 1140,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1239,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Largest 1-Bordered Square",
            "question__title_slug": "largest-1-bordered-square",
            "question__hide": false,
            "total_acs": 5935,
            "total_submitted": 13160,
            "frontend_question_id": 1139,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1238,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Alphabet Board Path",
            "question__title_slug": "alphabet-board-path",
            "question__hide": false,
            "total_acs": 8240,
            "total_submitted": 18352,
            "frontend_question_id": 1138,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1236,
            "question__article__live": true,
            "question__article__slug": "n-th-tribonacci-number",
            "question__title": "N-th Tribonacci Number",
            "question__title_slug": "n-th-tribonacci-number",
            "question__hide": false,
            "total_acs": 19856,
            "total_submitted": 34439,
            "frontend_question_id": 1137,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1233,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Ships in a Rectangle",
            "question__title_slug": "number-of-ships-in-a-rectangle",
            "question__hide": false,
            "total_acs": 1461,
            "total_submitted": 2252,
            "frontend_question_id": 1274,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1230,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum of Absolute Value Expression",
            "question__title_slug": "maximum-of-absolute-value-expression",
            "question__hide": false,
            "total_acs": 4559,
            "total_submitted": 8639,
            "frontend_question_id": 1131,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1229,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Shortest Path with Alternating Colors",
            "question__title_slug": "shortest-path-with-alternating-colors",
            "question__hide": false,
            "total_acs": 7258,
            "total_submitted": 19568,
            "frontend_question_id": 1129,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1228,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Cost Tree From Leaf Values",
            "question__title_slug": "minimum-cost-tree-from-leaf-values",
            "question__hide": false,
            "total_acs": 11744,
            "total_submitted": 18688,
            "frontend_question_id": 1130,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1227,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Equivalent Domino Pairs",
            "question__title_slug": "number-of-equivalent-domino-pairs",
            "question__hide": false,
            "total_acs": 13811,
            "total_submitted": 29857,
            "frontend_question_id": 1128,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1220,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Smallest Sufficient Team",
            "question__title_slug": "smallest-sufficient-team",
            "question__hide": false,
            "total_acs": 4864,
            "total_submitted": 10778,
            "frontend_question_id": 1125,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1219,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Well-Performing Interval",
            "question__title_slug": "longest-well-performing-interval",
            "question__hide": false,
            "total_acs": 7405,
            "total_submitted": 23172,
            "frontend_question_id": 1124,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1218,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Lowest Common Ancestor of Deepest Leaves",
            "question__title_slug": "lowest-common-ancestor-of-deepest-leaves",
            "question__hide": false,
            "total_acs": 12374,
            "total_submitted": 18894,
            "frontend_question_id": 1123,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1217,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Relative Sort Array",
            "question__title_slug": "relative-sort-array",
            "question__hide": false,
            "total_acs": 31366,
            "total_submitted": 47132,
            "frontend_question_id": 1122,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1213,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Handshakes That Don't Cross",
            "question__title_slug": "handshakes-that-dont-cross",
            "question__hide": false,
            "total_acs": 1520,
            "total_submitted": 2928,
            "frontend_question_id": 1259,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1208,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Nesting Depth of Two Valid Parentheses Strings",
            "question__title_slug": "maximum-nesting-depth-of-two-valid-parentheses-strings",
            "question__hide": false,
            "total_acs": 5359,
            "total_submitted": 7929,
            "frontend_question_id": 1111,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1207,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Delete Nodes And Return Forest",
            "question__title_slug": "delete-nodes-and-return-forest",
            "question__hide": false,
            "total_acs": 26037,
            "total_submitted": 40200,
            "frontend_question_id": 1110,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1206,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Corporate Flight Bookings",
            "question__title_slug": "corporate-flight-bookings",
            "question__hide": false,
            "total_acs": 11320,
            "total_submitted": 22655,
            "frontend_question_id": 1109,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1205,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Defanging an IP Address",
            "question__title_slug": "defanging-an-ip-address",
            "question__hide": false,
            "total_acs": 97200,
            "total_submitted": 114279,
            "frontend_question_id": 1108,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1202,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Palindrome Removal",
            "question__title_slug": "palindrome-removal",
            "question__hide": false,
            "total_acs": 1614,
            "total_submitted": 3754,
            "frontend_question_id": 1246,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1201,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Delete Tree Nodes",
            "question__title_slug": "delete-tree-nodes",
            "question__hide": false,
            "total_acs": 2134,
            "total_submitted": 3508,
            "frontend_question_id": 1273,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1200,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Remove Interval",
            "question__title_slug": "remove-interval",
            "question__hide": false,
            "total_acs": 2445,
            "total_submitted": 4490,
            "frontend_question_id": 1272,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1199,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Hexspeak",
            "question__title_slug": "hexspeak",
            "question__hide": false,
            "total_acs": 2717,
            "total_submitted": 5250,
            "frontend_question_id": 1271,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1197,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Parsing A Boolean Expression",
            "question__title_slug": "parsing-a-boolean-expression",
            "question__hide": false,
            "total_acs": 6823,
            "total_submitted": 11837,
            "frontend_question_id": 1106,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1196,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Filling Bookcase Shelves",
            "question__title_slug": "filling-bookcase-shelves",
            "question__hide": false,
            "total_acs": 8435,
            "total_submitted": 14828,
            "frontend_question_id": 1105,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1195,
            "question__article__live": true,
            "question__article__slug": "distribute-candies-to-people",
            "question__title": "Distribute Candies to People",
            "question__title_slug": "distribute-candies-to-people",
            "question__hide": false,
            "total_acs": 15821,
            "total_submitted": 26344,
            "frontend_question_id": 1103,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1194,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Path In Zigzag Labelled Binary Tree",
            "question__title_slug": "path-in-zigzag-labelled-binary-tree",
            "question__hide": false,
            "total_acs": 10756,
            "total_submitted": 15231,
            "frontend_question_id": 1104,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1192,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Divide Chocolate",
            "question__title_slug": "divide-chocolate",
            "question__hide": false,
            "total_acs": 3495,
            "total_submitted": 6918,
            "frontend_question_id": 1231,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1191,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Synonymous Sentences",
            "question__title_slug": "synonymous-sentences",
            "question__hide": false,
            "total_acs": 1835,
            "total_submitted": 3091,
            "frontend_question_id": 1258,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1190,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Smallest Common Region",
            "question__title_slug": "smallest-common-region",
            "question__hide": false,
            "total_acs": 2431,
            "total_submitted": 4505,
            "frontend_question_id": 1257,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1189,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Encode Number",
            "question__title_slug": "encode-number",
            "question__hide": false,
            "total_acs": 2391,
            "total_submitted": 3787,
            "frontend_question_id": 1256,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1188,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Brace Expansion II",
            "question__title_slug": "brace-expansion-ii",
            "question__hide": false,
            "total_acs": 7348,
            "total_submitted": 12110,
            "frontend_question_id": 1096,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1185,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find in Mountain Array",
            "question__title_slug": "find-in-mountain-array",
            "question__hide": false,
            "total_acs": 6020,
            "total_submitted": 17240,
            "frontend_question_id": 1095,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1184,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Car Pooling",
            "question__title_slug": "car-pooling",
            "question__hide": false,
            "total_acs": 17008,
            "total_submitted": 29907,
            "frontend_question_id": 1094,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1183,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Statistics from a Large Sample",
            "question__title_slug": "statistics-from-a-large-sample",
            "question__hide": false,
            "total_acs": 5813,
            "total_submitted": 12856,
            "frontend_question_id": 1093,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1178,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Valid Palindrome III",
            "question__title_slug": "valid-palindrome-iii",
            "question__hide": false,
            "total_acs": 3565,
            "total_submitted": 8280,
            "frontend_question_id": 1216,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1177,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Tree Diameter",
            "question__title_slug": "tree-diameter",
            "question__hide": false,
            "total_acs": 3067,
            "total_submitted": 5607,
            "frontend_question_id": 1245,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1176,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design A Leaderboard",
            "question__title_slug": "design-a-leaderboard",
            "question__hide": false,
            "total_acs": 2828,
            "total_submitted": 5249,
            "frontend_question_id": 1244,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1175,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Array Transformation",
            "question__title_slug": "array-transformation",
            "question__hide": false,
            "total_acs": 3547,
            "total_submitted": 6784,
            "frontend_question_id": 1243,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1171,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Shortest Path in Binary Matrix",
            "question__title_slug": "shortest-path-in-binary-matrix",
            "question__hide": false,
            "total_acs": 14642,
            "total_submitted": 39954,
            "frontend_question_id": 1091,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1170,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Shortest Common Supersequence ",
            "question__title_slug": "shortest-common-supersequence",
            "question__hide": false,
            "total_acs": 6026,
            "total_submitted": 12094,
            "frontend_question_id": 1092,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1169,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Largest Values From Labels",
            "question__title_slug": "largest-values-from-labels",
            "question__hide": false,
            "total_acs": 7964,
            "total_submitted": 13750,
            "frontend_question_id": 1090,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1168,
            "question__article__live": true,
            "question__article__slug": "duplicate-zeros",
            "question__title": "Duplicate Zeros",
            "question__title_slug": "duplicate-zeros",
            "question__hide": false,
            "total_acs": 24186,
            "total_submitted": 41503,
            "frontend_question_id": 1089,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1167,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Time to Build Blocks",
            "question__title_slug": "minimum-time-to-build-blocks",
            "question__hide": false,
            "total_acs": 1358,
            "total_submitted": 4074,
            "frontend_question_id": 1199,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1166,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Toss Strange Coins",
            "question__title_slug": "toss-strange-coins",
            "question__hide": false,
            "total_acs": 2546,
            "total_submitted": 5739,
            "frontend_question_id": 1230,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1165,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Meeting Scheduler",
            "question__title_slug": "meeting-scheduler",
            "question__hide": false,
            "total_acs": 3406,
            "total_submitted": 7976,
            "frontend_question_id": 1229,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1164,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Missing Number In Arithmetic Progression",
            "question__title_slug": "missing-number-in-arithmetic-progression",
            "question__hide": false,
            "total_acs": 4335,
            "total_submitted": 8237,
            "frontend_question_id": 1228,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1160,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Letter Tile Possibilities",
            "question__title_slug": "letter-tile-possibilities",
            "question__hide": false,
            "total_acs": 17669,
            "total_submitted": 23721,
            "frontend_question_id": 1079,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1159,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Smallest Subsequence of Distinct Characters",
            "question__title_slug": "smallest-subsequence-of-distinct-characters",
            "question__hide": false,
            "total_acs": 6058,
            "total_submitted": 13403,
            "frontend_question_id": 1081,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1157,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Insufficient Nodes in Root to Leaf Paths",
            "question__title_slug": "insufficient-nodes-in-root-to-leaf-paths",
            "question__hide": false,
            "total_acs": 8352,
            "total_submitted": 18352,
            "frontend_question_id": 1080,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1156,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Occurrences After Bigram",
            "question__title_slug": "occurrences-after-bigram",
            "question__hide": false,
            "total_acs": 18388,
            "total_submitted": 28493,
            "frontend_question_id": 1078,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1152,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Number of Ones",
            "question__title_slug": "maximum-number-of-ones",
            "question__hide": false,
            "total_acs": 875,
            "total_submitted": 1788,
            "frontend_question_id": 1183,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1151,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Stepping Numbers",
            "question__title_slug": "stepping-numbers",
            "question__hide": false,
            "total_acs": 3025,
            "total_submitted": 8206,
            "frontend_question_id": 1215,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1150,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Two Sum BSTs",
            "question__title_slug": "two-sum-bsts",
            "question__hide": false,
            "total_acs": 5098,
            "total_submitted": 7754,
            "frontend_question_id": 1214,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1149,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Intersection of Three Sorted Arrays",
            "question__title_slug": "intersection-of-three-sorted-arrays",
            "question__hide": false,
            "total_acs": 8024,
            "total_submitted": 10412,
            "frontend_question_id": 1213,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1148,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Adding Two Negabinary Numbers",
            "question__title_slug": "adding-two-negabinary-numbers",
            "question__hide": false,
            "total_acs": 4747,
            "total_submitted": 14446,
            "frontend_question_id": 1073,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1147,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Flip Columns For Maximum Number of Equal Rows",
            "question__title_slug": "flip-columns-for-maximum-number-of-equal-rows",
            "question__hide": false,
            "total_acs": 7241,
            "total_submitted": 12155,
            "frontend_question_id": 1072,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1146,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Greatest Common Divisor of Strings",
            "question__title_slug": "greatest-common-divisor-of-strings",
            "question__hide": false,
            "total_acs": 15368,
            "total_submitted": 28578,
            "frontend_question_id": 1071,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1145,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Submatrices That Sum to Target",
            "question__title_slug": "number-of-submatrices-that-sum-to-target",
            "question__hide": false,
            "total_acs": 6738,
            "total_submitted": 11319,
            "frontend_question_id": 1074,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1144,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Optimize Water Distribution in a Village",
            "question__title_slug": "optimize-water-distribution-in-a-village",
            "question__hide": false,
            "total_acs": 3917,
            "total_submitted": 6763,
            "frontend_question_id": 1168,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1143,
            "question__article__live": true,
            "question__article__slug": "find-smallest-common-element-in-all-rows",
            "question__title": "Find Smallest Common Element in All Rows",
            "question__title_slug": "find-smallest-common-element-in-all-rows",
            "question__hide": false,
            "total_acs": 4905,
            "total_submitted": 6634,
            "frontend_question_id": 1198,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1142,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Knight Moves",
            "question__title_slug": "minimum-knight-moves",
            "question__hide": false,
            "total_acs": 5888,
            "total_submitted": 18832,
            "frontend_question_id": 1197,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1141,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "How Many Apples Can You Put into the Basket",
            "question__title_slug": "how-many-apples-can-you-put-into-the-basket",
            "question__hide": false,
            "total_acs": 4584,
            "total_submitted": 6740,
            "frontend_question_id": 1196,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1140,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Distant Barcodes",
            "question__title_slug": "distant-barcodes",
            "question__hide": false,
            "total_acs": 9407,
            "total_submitted": 23367,
            "frontend_question_id": 1054,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1139,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Previous Permutation With One Swap",
            "question__title_slug": "previous-permutation-with-one-swap",
            "question__hide": false,
            "total_acs": 7569,
            "total_submitted": 16065,
            "frontend_question_id": 1053,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1138,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Grumpy Bookstore Owner",
            "question__title_slug": "grumpy-bookstore-owner",
            "question__hide": false,
            "total_acs": 12897,
            "total_submitted": 24120,
            "frontend_question_id": 1052,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1137,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Height Checker",
            "question__title_slug": "height-checker",
            "question__hide": false,
            "total_acs": 31928,
            "total_submitted": 46798,
            "frontend_question_id": 1051,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1134,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Shortest Distance to Target Color",
            "question__title_slug": "shortest-distance-to-target-color",
            "question__hide": false,
            "total_acs": 3111,
            "total_submitted": 6017,
            "frontend_question_id": 1182,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1133,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Last Substring in Lexicographical Order",
            "question__title_slug": "last-substring-in-lexicographical-order",
            "question__hide": false,
            "total_acs": 6531,
            "total_submitted": 20997,
            "frontend_question_id": 1163,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1132,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Before and After Puzzle",
            "question__title_slug": "before-and-after-puzzle",
            "question__hide": false,
            "total_acs": 4237,
            "total_submitted": 9690,
            "frontend_question_id": 1181,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1131,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count Substrings with Only One Distinct Letter",
            "question__title_slug": "count-substrings-with-only-one-distinct-letter",
            "question__hide": false,
            "total_acs": 4970,
            "total_submitted": 6474,
            "frontend_question_id": 1180,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1130,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Last Stone Weight II",
            "question__title_slug": "last-stone-weight-ii",
            "question__hide": false,
            "total_acs": 8071,
            "total_submitted": 19246,
            "frontend_question_id": 1049,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1129,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest String Chain",
            "question__title_slug": "longest-string-chain",
            "question__hide": false,
            "total_acs": 22828,
            "total_submitted": 44187,
            "frontend_question_id": 1048,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1128,
            "question__article__live": true,
            "question__article__slug": "remove-all-adjacent-duplicates-in-string",
            "question__title": "Remove All Adjacent Duplicates In String",
            "question__title_slug": "remove-all-adjacent-duplicates-in-string",
            "question__hide": false,
            "total_acs": 40310,
            "total_submitted": 61474,
            "frontend_question_id": 1047,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1127,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Last Stone Weight",
            "question__title_slug": "last-stone-weight",
            "question__hide": false,
            "total_acs": 31553,
            "total_submitted": 50490,
            "frontend_question_id": 1046,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1126,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Cost to Connect Sticks",
            "question__title_slug": "minimum-cost-to-connect-sticks",
            "question__hide": false,
            "total_acs": 9144,
            "total_submitted": 14899,
            "frontend_question_id": 1167,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1125,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design File System",
            "question__title_slug": "design-file-system",
            "question__hide": false,
            "total_acs": 3719,
            "total_submitted": 6478,
            "frontend_question_id": 1166,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1124,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "String Transforms Into Another String",
            "question__title_slug": "string-transforms-into-another-string",
            "question__hide": false,
            "total_acs": 5779,
            "total_submitted": 17055,
            "frontend_question_id": 1153,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1123,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Single-Row Keyboard",
            "question__title_slug": "single-row-keyboard",
            "question__hide": false,
            "total_acs": 13151,
            "total_submitted": 15599,
            "frontend_question_id": 1165,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1122,
            "question__article__live": true,
            "question__article__slug": "longest-duplicate-substring",
            "question__title": "Longest Duplicate Substring",
            "question__title_slug": "longest-duplicate-substring",
            "question__hide": false,
            "total_acs": 4652,
            "total_submitted": 19514,
            "frontend_question_id": 1044,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1121,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Partition Array for Maximum Sum",
            "question__title_slug": "partition-array-for-maximum-sum",
            "question__hide": false,
            "total_acs": 10887,
            "total_submitted": 17254,
            "frontend_question_id": 1043,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1120,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Flower Planting With No Adjacent",
            "question__title_slug": "flower-planting-with-no-adjacent",
            "question__hide": false,
            "total_acs": 14054,
            "total_submitted": 29392,
            "frontend_question_id": 1042,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1119,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Robot Bounded In Circle",
            "question__title_slug": "robot-bounded-in-circle",
            "question__hide": false,
            "total_acs": 10404,
            "total_submitted": 22174,
            "frontend_question_id": 1041,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1118,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Divide Array Into Increasing Sequences",
            "question__title_slug": "divide-array-into-increasing-sequences",
            "question__hide": false,
            "total_acs": 1933,
            "total_submitted": 3484,
            "frontend_question_id": 1121,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1117,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "As Far from Land as Possible",
            "question__title_slug": "as-far-from-land-as-possible",
            "question__hide": false,
            "total_acs": 8851,
            "total_submitted": 21851,
            "frontend_question_id": 1162,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1116,
            "question__article__live": true,
            "question__article__slug": "maximum-level-sum-of-a-binary-tree",
            "question__title": "Maximum Level Sum of a Binary Tree",
            "question__title_slug": "maximum-level-sum-of-a-binary-tree",
            "question__hide": false,
            "total_acs": 19890,
            "total_submitted": 28063,
            "frontend_question_id": 1161,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1115,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Valid Boomerang",
            "question__title_slug": "valid-boomerang",
            "question__hide": false,
            "total_acs": 11999,
            "total_submitted": 32003,
            "frontend_question_id": 1037,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1114,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary Search Tree to Greater Sum Tree",
            "question__title_slug": "binary-search-tree-to-greater-sum-tree",
            "question__hide": false,
            "total_acs": 27931,
            "total_submitted": 35596,
            "frontend_question_id": 1038,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1113,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Moving Stones Until Consecutive II",
            "question__title_slug": "moving-stones-until-consecutive-ii",
            "question__hide": false,
            "total_acs": 3091,
            "total_submitted": 6149,
            "frontend_question_id": 1040,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1112,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Words That Can Be Formed by Characters",
            "question__title_slug": "find-words-that-can-be-formed-by-characters",
            "question__hide": false,
            "total_acs": 24259,
            "total_submitted": 36455,
            "frontend_question_id": 1160,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1111,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Score Triangulation of Polygon",
            "question__title_slug": "minimum-score-triangulation-of-polygon",
            "question__hide": false,
            "total_acs": 5218,
            "total_submitted": 11698,
            "frontend_question_id": 1039,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1108,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Analyze User Website Visit Pattern",
            "question__title_slug": "analyze-user-website-visit-pattern",
            "question__hide": false,
            "total_acs": 1810,
            "total_submitted": 4565,
            "frontend_question_id": 1152,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1107,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Swaps to Group All 1's Together",
            "question__title_slug": "minimum-swaps-to-group-all-1s-together",
            "question__hide": false,
            "total_acs": 3047,
            "total_submitted": 5287,
            "frontend_question_id": 1151,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1106,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Escape a Large Maze",
            "question__title_slug": "escape-a-large-maze",
            "question__hide": false,
            "total_acs": 6906,
            "total_submitted": 19597,
            "frontend_question_id": 1036,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1105,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Uncrossed Lines",
            "question__title_slug": "uncrossed-lines",
            "question__hide": false,
            "total_acs": 9274,
            "total_submitted": 17552,
            "frontend_question_id": 1035,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1104,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Coloring A Border",
            "question__title_slug": "coloring-a-border",
            "question__hide": false,
            "total_acs": 6941,
            "total_submitted": 15953,
            "frontend_question_id": 1034,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1103,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Moving Stones Until Consecutive",
            "question__title_slug": "moving-stones-until-consecutive",
            "question__hide": false,
            "total_acs": 8992,
            "total_submitted": 23140,
            "frontend_question_id": 1033,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1102,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Check If a Number Is Majority Element in a Sorted Array",
            "question__title_slug": "check-if-a-number-is-majority-element-in-a-sorted-array",
            "question__hide": false,
            "total_acs": 6334,
            "total_submitted": 10407,
            "frontend_question_id": 1150,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1101,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Parallel Courses",
            "question__title_slug": "parallel-courses",
            "question__hide": false,
            "total_acs": 2932,
            "total_submitted": 4979,
            "frontend_question_id": 1136,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1100,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Connecting Cities With Minimum Cost",
            "question__title_slug": "connecting-cities-with-minimum-cost",
            "question__hide": false,
            "total_acs": 6483,
            "total_submitted": 11751,
            "frontend_question_id": 1135,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1099,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Path With Maximum Minimum Value",
            "question__title_slug": "path-with-maximum-minimum-value",
            "question__hide": false,
            "total_acs": 5954,
            "total_submitted": 12480,
            "frontend_question_id": 1102,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1098,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Largest Unique Number",
            "question__title_slug": "largest-unique-number",
            "question__hide": false,
            "total_acs": 5967,
            "total_submitted": 8971,
            "frontend_question_id": 1133,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1097,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Stream of Characters",
            "question__title_slug": "stream-of-characters",
            "question__hide": false,
            "total_acs": 11472,
            "total_submitted": 25156,
            "frontend_question_id": 1032,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1096,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Sum of Two Non-Overlapping Subarrays",
            "question__title_slug": "maximum-sum-of-two-non-overlapping-subarrays",
            "question__hide": false,
            "total_acs": 10995,
            "total_submitted": 19922,
            "frontend_question_id": 1031,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1095,
            "question__article__live": true,
            "question__article__slug": "two-city-scheduling",
            "question__title": "Two City Scheduling",
            "question__title_slug": "two-city-scheduling",
            "question__hide": false,
            "total_acs": 20738,
            "total_submitted": 37533,
            "frontend_question_id": 1029,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1094,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Matrix Cells in Distance Order",
            "question__title_slug": "matrix-cells-in-distance-order",
            "question__hide": false,
            "total_acs": 16117,
            "total_submitted": 25043,
            "frontend_question_id": 1030,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1093,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Recover a Tree From Preorder Traversal",
            "question__title_slug": "recover-a-tree-from-preorder-traversal",
            "question__hide": false,
            "total_acs": 12185,
            "total_submitted": 17535,
            "frontend_question_id": 1028,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1092,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Difference Between Node and Ancestor",
            "question__title_slug": "maximum-difference-between-node-and-ancestor",
            "question__hide": false,
            "total_acs": 18029,
            "total_submitted": 29039,
            "frontend_question_id": 1026,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1091,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Average Subtree",
            "question__title_slug": "maximum-average-subtree",
            "question__hide": false,
            "total_acs": 6010,
            "total_submitted": 9742,
            "frontend_question_id": 1120,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1090,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Armstrong Number",
            "question__title_slug": "armstrong-number",
            "question__hide": false,
            "total_acs": 6925,
            "total_submitted": 8909,
            "frontend_question_id": 1134,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1089,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Remove Vowels from a String",
            "question__title_slug": "remove-vowels-from-a-string",
            "question__hide": false,
            "total_acs": 17532,
            "total_submitted": 19857,
            "frontend_question_id": 1119,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1088,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Days in a Month",
            "question__title_slug": "number-of-days-in-a-month",
            "question__hide": false,
            "total_acs": 2836,
            "total_submitted": 4983,
            "frontend_question_id": 1118,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1087,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Arithmetic Sequence",
            "question__title_slug": "longest-arithmetic-sequence",
            "question__hide": false,
            "total_acs": 23020,
            "total_submitted": 43793,
            "frontend_question_id": 1027,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1086,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Divisor Game",
            "question__title_slug": "divisor-game",
            "question__hide": false,
            "total_acs": 31525,
            "total_submitted": 48181,
            "frontend_question_id": 1025,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1085,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "The Earliest Moment When Everyone Become Friends",
            "question__title_slug": "the-earliest-moment-when-everyone-become-friends",
            "question__hide": false,
            "total_acs": 3024,
            "total_submitted": 4657,
            "frontend_question_id": 1101,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1084,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find K-Length Substrings With No Repeated Characters",
            "question__title_slug": "find-k-length-substrings-with-no-repeated-characters",
            "question__hide": false,
            "total_acs": 5077,
            "total_submitted": 7142,
            "frontend_question_id": 1100,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1083,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Two Sum Less Than K",
            "question__title_slug": "two-sum-less-than-k",
            "question__hide": false,
            "total_acs": 17408,
            "total_submitted": 28896,
            "frontend_question_id": 1099,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1082,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sum of Digits in the Minimum Number",
            "question__title_slug": "sum-of-digits-in-the-minimum-number",
            "question__hide": false,
            "total_acs": 7454,
            "total_submitted": 10058,
            "frontend_question_id": 1085,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1081,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Video Stitching",
            "question__title_slug": "video-stitching",
            "question__hide": false,
            "total_acs": 14221,
            "total_submitted": 29845,
            "frontend_question_id": 1024,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1080,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Camelcase Matching",
            "question__title_slug": "camelcase-matching",
            "question__hide": false,
            "total_acs": 11883,
            "total_submitted": 21570,
            "frontend_question_id": 1023,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1079,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sum of Root To Leaf Binary Numbers",
            "question__title_slug": "sum-of-root-to-leaf-binary-numbers",
            "question__hide": false,
            "total_acs": 24406,
            "total_submitted": 38854,
            "frontend_question_id": 1022,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1078,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Remove Outermost Parentheses",
            "question__title_slug": "remove-outermost-parentheses",
            "question__hide": false,
            "total_acs": 59223,
            "total_submitted": 78030,
            "frontend_question_id": 1021,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1077,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Confusing Number II",
            "question__title_slug": "confusing-number-ii",
            "question__hide": false,
            "total_acs": 3633,
            "total_submitted": 9191,
            "frontend_question_id": 1088,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1076,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Brace Expansion",
            "question__title_slug": "brace-expansion",
            "question__hide": false,
            "total_acs": 11948,
            "total_submitted": 19606,
            "frontend_question_id": 1087,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1075,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Index Pairs of a String",
            "question__title_slug": "index-pairs-of-a-string",
            "question__hide": false,
            "total_acs": 3963,
            "total_submitted": 6812,
            "frontend_question_id": 1065,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1074,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "High Five",
            "question__title_slug": "high-five",
            "question__hide": false,
            "total_acs": 12983,
            "total_submitted": 17109,
            "frontend_question_id": 1086,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1073,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Enclaves",
            "question__title_slug": "number-of-enclaves",
            "question__hide": false,
            "total_acs": 11269,
            "total_submitted": 20427,
            "frontend_question_id": 1020,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1072,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Next Greater Node In Linked List",
            "question__title_slug": "next-greater-node-in-linked-list",
            "question__hide": false,
            "total_acs": 24881,
            "total_submitted": 43919,
            "frontend_question_id": 1019,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1071,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary Prefix Divisible By 5",
            "question__title_slug": "binary-prefix-divisible-by-5",
            "question__hide": false,
            "total_acs": 15825,
            "total_submitted": 33742,
            "frontend_question_id": 1018,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1070,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Convert to Base -2",
            "question__title_slug": "convert-to-base-2",
            "question__hide": false,
            "total_acs": 8213,
            "total_submitted": 14378,
            "frontend_question_id": 1017,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1069,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Confusing Number",
            "question__title_slug": "confusing-number",
            "question__hide": false,
            "total_acs": 4992,
            "total_submitted": 9804,
            "frontend_question_id": 1056,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1068,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Digit Count in Range",
            "question__title_slug": "digit-count-in-range",
            "question__hide": false,
            "total_acs": 886,
            "total_submitted": 2293,
            "frontend_question_id": 1067,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1067,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Campus Bikes II",
            "question__title_slug": "campus-bikes-ii",
            "question__hide": false,
            "total_acs": 13559,
            "total_submitted": 25529,
            "frontend_question_id": 1066,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1066,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Fixed Point",
            "question__title_slug": "fixed-point",
            "question__hide": false,
            "total_acs": 12166,
            "total_submitted": 17277,
            "frontend_question_id": 1064,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1065,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary String With Substrings Representing 1 To N",
            "question__title_slug": "binary-string-with-substrings-representing-1-to-n",
            "question__hide": false,
            "total_acs": 10535,
            "total_submitted": 17855,
            "frontend_question_id": 1016,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1064,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Smallest Integer Divisible by K",
            "question__title_slug": "smallest-integer-divisible-by-k",
            "question__hide": false,
            "total_acs": 7772,
            "total_submitted": 25634,
            "frontend_question_id": 1015,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1063,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Best Sightseeing Pair",
            "question__title_slug": "best-sightseeing-pair",
            "question__hide": false,
            "total_acs": 12059,
            "total_submitted": 23526,
            "frontend_question_id": 1014,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1062,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Partition Array Into Three Parts With Equal Sum",
            "question__title_slug": "partition-array-into-three-parts-with-equal-sum",
            "question__hide": false,
            "total_acs": 22417,
            "total_submitted": 39527,
            "frontend_question_id": 1013,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1061,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Valid Subarrays",
            "question__title_slug": "number-of-valid-subarrays",
            "question__hide": false,
            "total_acs": 2010,
            "total_submitted": 2819,
            "frontend_question_id": 1063,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1060,
            "question__article__live": true,
            "question__article__slug": "longest-repeating-substring",
            "question__title": "Longest Repeating Substring",
            "question__title_slug": "longest-repeating-substring",
            "question__hide": false,
            "total_acs": 3931,
            "total_submitted": 7405,
            "frontend_question_id": 1062,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1059,
            "question__article__live": true,
            "question__article__slug": "missing-element-in-sorted-array",
            "question__title": "Missing Element in Sorted Array",
            "question__title_slug": "missing-element-in-sorted-array",
            "question__hide": false,
            "total_acs": 5556,
            "total_submitted": 10455,
            "frontend_question_id": 1060,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1058,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Lexicographically Smallest Equivalent String",
            "question__title_slug": "lexicographically-smallest-equivalent-string",
            "question__hide": false,
            "total_acs": 1838,
            "total_submitted": 2892,
            "frontend_question_id": 1061,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1057,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Numbers With Repeated Digits",
            "question__title_slug": "numbers-with-repeated-digits",
            "question__hide": false,
            "total_acs": 3780,
            "total_submitted": 10441,
            "frontend_question_id": 1012,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1056,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Capacity To Ship Packages Within D Days",
            "question__title_slug": "capacity-to-ship-packages-within-d-days",
            "question__hide": false,
            "total_acs": 22936,
            "total_submitted": 41123,
            "frontend_question_id": 1011,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1055,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Pairs of Songs With Total Durations Divisible by 60",
            "question__title_slug": "pairs-of-songs-with-total-durations-divisible-by-60",
            "question__hide": false,
            "total_acs": 21803,
            "total_submitted": 46767,
            "frontend_question_id": 1010,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1054,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Complement of Base 10 Integer",
            "question__title_slug": "complement-of-base-10-integer",
            "question__hide": false,
            "total_acs": 17836,
            "total_submitted": 30086,
            "frontend_question_id": 1009,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1053,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimize Rounding Error to Meet Target",
            "question__title_slug": "minimize-rounding-error-to-meet-target",
            "question__hide": false,
            "total_acs": 1817,
            "total_submitted": 4493,
            "frontend_question_id": 1058,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1052,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Campus Bikes",
            "question__title_slug": "campus-bikes",
            "question__hide": false,
            "total_acs": 19991,
            "total_submitted": 34319,
            "frontend_question_id": 1057,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1051,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Shortest Way to Form String",
            "question__title_slug": "shortest-way-to-form-string",
            "question__hide": false,
            "total_acs": 15691,
            "total_submitted": 27344,
            "frontend_question_id": 1055,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1050,
            "question__article__live": true,
            "question__article__slug": "construct-bst-from-preorder-traversal",
            "question__title": "Construct Binary Search Tree from Preorder Traversal",
            "question__title_slug": "construct-binary-search-tree-from-preorder-traversal",
            "question__hide": false,
            "total_acs": 30788,
            "total_submitted": 41462,
            "frontend_question_id": 1008,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1049,
            "question__article__live": true,
            "question__article__slug": "minimum-domino-rotations-for-equal-row",
            "question__title": "Minimum Domino Rotations For Equal Row",
            "question__title_slug": "minimum-domino-rotations-for-equal-row",
            "question__hide": false,
            "total_acs": 42638,
            "total_submitted": 83902,
            "frontend_question_id": 1007,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1048,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Clumsy Factorial",
            "question__title_slug": "clumsy-factorial",
            "question__hide": false,
            "total_acs": 9841,
            "total_submitted": 18428,
            "frontend_question_id": 1006,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1047,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximize Sum Of Array After K Negations",
            "question__title_slug": "maximize-sum-of-array-after-k-negations",
            "question__hide": false,
            "total_acs": 18388,
            "total_submitted": 36487,
            "frontend_question_id": 1005,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1046,
            "question__article__live": true,
            "question__article__slug": "max-consecutive-ones-iii",
            "question__title": "Max Consecutive Ones III",
            "question__title_slug": "max-consecutive-ones-iii",
            "question__hide": false,
            "total_acs": 26121,
            "total_submitted": 47016,
            "frontend_question_id": 1004,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1045,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Check If Word Is Valid After Substitutions",
            "question__title_slug": "check-if-word-is-valid-after-substitutions",
            "question__hide": false,
            "total_acs": 14196,
            "total_submitted": 26631,
            "frontend_question_id": 1003,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1044,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Common Characters",
            "question__title_slug": "find-common-characters",
            "question__hide": false,
            "total_acs": 45752,
            "total_submitted": 69236,
            "frontend_question_id": 1002,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1043,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Grid Illumination",
            "question__title_slug": "grid-illumination",
            "question__hide": false,
            "total_acs": 6340,
            "total_submitted": 18153,
            "frontend_question_id": 1001,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1042,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Cost to Merge Stones",
            "question__title_slug": "minimum-cost-to-merge-stones",
            "question__hide": false,
            "total_acs": 8841,
            "total_submitted": 23784,
            "frontend_question_id": 1000,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1041,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Available Captures for Rook",
            "question__title_slug": "available-captures-for-rook",
            "question__hide": false,
            "total_acs": 21035,
            "total_submitted": 31991,
            "frontend_question_id": 999,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1040,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Binary Tree II",
            "question__title_slug": "maximum-binary-tree-ii",
            "question__hide": false,
            "total_acs": 11528,
            "total_submitted": 18708,
            "frontend_question_id": 998,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1039,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find the Town Judge",
            "question__title_slug": "find-the-town-judge",
            "question__hide": false,
            "total_acs": 36620,
            "total_submitted": 74210,
            "frontend_question_id": 997,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1038,
            "question__article__live": true,
            "question__article__slug": "number-of-squareful-arrays",
            "question__title": "Number of Squareful Arrays",
            "question__title_slug": "number-of-squareful-arrays",
            "question__hide": false,
            "total_acs": 8638,
            "total_submitted": 18241,
            "frontend_question_id": 996,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1037,
            "question__article__live": true,
            "question__article__slug": "minimum-number-of-k-consecutive-bit-flips",
            "question__title": "Minimum Number of K Consecutive Bit Flips",
            "question__title_slug": "minimum-number-of-k-consecutive-bit-flips",
            "question__hide": false,
            "total_acs": 6881,
            "total_submitted": 14882,
            "frontend_question_id": 995,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1036,
            "question__article__live": true,
            "question__article__slug": "rotting-oranges",
            "question__title": "Rotting Oranges",
            "question__title_slug": "rotting-oranges",
            "question__hide": false,
            "total_acs": 30339,
            "total_submitted": 65337,
            "frontend_question_id": 994,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1035,
            "question__article__live": true,
            "question__article__slug": "cousins-in-binary-tree",
            "question__title": "Cousins in Binary Tree",
            "question__title_slug": "cousins-in-binary-tree",
            "question__hide": false,
            "total_acs": 33057,
            "total_submitted": 63573,
            "frontend_question_id": 993,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1034,
            "question__article__live": true,
            "question__article__slug": "subarrays-with-k-different-integers",
            "question__title": "Subarrays with K Different Integers",
            "question__title_slug": "subarrays-with-k-different-integers",
            "question__hide": false,
            "total_acs": 15634,
            "total_submitted": 34063,
            "frontend_question_id": 992,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1033,
            "question__article__live": true,
            "question__article__slug": "broken-calculator",
            "question__title": "Broken Calculator",
            "question__title_slug": "broken-calculator",
            "question__hide": false,
            "total_acs": 10602,
            "total_submitted": 24729,
            "frontend_question_id": 991,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1032,
            "question__article__live": true,
            "question__article__slug": "satisfiability-of-equality-equations",
            "question__title": "Satisfiability of Equality Equations",
            "question__title_slug": "satisfiability-of-equality-equations",
            "question__hide": false,
            "total_acs": 11491,
            "total_submitted": 27418,
            "frontend_question_id": 990,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1031,
            "question__article__live": true,
            "question__article__slug": "add-to-array-form-of-integer",
            "question__title": "Add to Array-Form of Integer",
            "question__title_slug": "add-to-array-form-of-integer",
            "question__hide": false,
            "total_acs": 27212,
            "total_submitted": 61777,
            "frontend_question_id": 989,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1030,
            "question__article__live": true,
            "question__article__slug": "smallest-string-starting-from-leaf",
            "question__title": "Smallest String Starting From Leaf",
            "question__title_slug": "smallest-string-starting-from-leaf",
            "question__hide": false,
            "total_acs": 17132,
            "total_submitted": 38243,
            "frontend_question_id": 988,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1029,
            "question__article__live": true,
            "question__article__slug": "vertical-order-traversal-of-a-binary-tree",
            "question__title": "Vertical Order Traversal of a Binary Tree",
            "question__title_slug": "vertical-order-traversal-of-a-binary-tree",
            "question__hide": false,
            "total_acs": 24373,
            "total_submitted": 72485,
            "frontend_question_id": 987,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1028,
            "question__article__live": true,
            "question__article__slug": "interval-list-intersections",
            "question__title": "Interval List Intersections",
            "question__title_slug": "interval-list-intersections",
            "question__hide": false,
            "total_acs": 43941,
            "total_submitted": 68013,
            "frontend_question_id": 986,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1027,
            "question__article__live": true,
            "question__article__slug": "sum-of-even-numbers-after-queries",
            "question__title": "Sum of Even Numbers After Queries",
            "question__title_slug": "sum-of-even-numbers-after-queries",
            "question__hide": false,
            "total_acs": 31474,
            "total_submitted": 50443,
            "frontend_question_id": 985,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1026,
            "question__article__live": true,
            "question__article__slug": "string-without-aaa-or-bbb",
            "question__title": "String Without AAA or BBB",
            "question__title_slug": "string-without-aaa-or-bbb",
            "question__hide": false,
            "total_acs": 12903,
            "total_submitted": 36685,
            "frontend_question_id": 984,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1025,
            "question__article__live": true,
            "question__article__slug": "minimum-cost-for-tickets",
            "question__title": "Minimum Cost For Tickets",
            "question__title_slug": "minimum-cost-for-tickets",
            "question__hide": false,
            "total_acs": 26682,
            "total_submitted": 46088,
            "frontend_question_id": 983,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1024,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Triples with Bitwise AND Equal To Zero",
            "question__title_slug": "triples-with-bitwise-and-equal-to-zero",
            "question__hide": false,
            "total_acs": 6070,
            "total_submitted": 11063,
            "frontend_question_id": 982,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1023,
            "question__article__live": true,
            "question__article__slug": "time-based-key-value-store",
            "question__title": "Time Based Key-Value Store",
            "question__title_slug": "time-based-key-value-store",
            "question__hide": false,
            "total_acs": 37970,
            "total_submitted": 73275,
            "frontend_question_id": 981,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1022,
            "question__article__live": true,
            "question__article__slug": "unique-paths-iii",
            "question__title": "Unique Paths III",
            "question__title_slug": "unique-paths-iii",
            "question__hide": false,
            "total_acs": 19834,
            "total_submitted": 27677,
            "frontend_question_id": 980,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1021,
            "question__article__live": true,
            "question__article__slug": "distribute-coins-in-binary-tree",
            "question__title": "Distribute Coins in Binary Tree",
            "question__title_slug": "distribute-coins-in-binary-tree",
            "question__hide": false,
            "total_acs": 25185,
            "total_submitted": 36962,
            "frontend_question_id": 979,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1020,
            "question__article__live": true,
            "question__article__slug": "longest-turbulent-subarray",
            "question__title": "Longest Turbulent Subarray",
            "question__title_slug": "longest-turbulent-subarray",
            "question__hide": false,
            "total_acs": 17312,
            "total_submitted": 37628,
            "frontend_question_id": 978,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1019,
            "question__article__live": true,
            "question__article__slug": "squares-of-a-sorted-array",
            "question__title": "Squares of a Sorted Array",
            "question__title_slug": "squares-of-a-sorted-array",
            "question__hide": false,
            "total_acs": 131150,
            "total_submitted": 182448,
            "frontend_question_id": 977,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1018,
            "question__article__live": true,
            "question__article__slug": "largest-perimeter-triangle",
            "question__title": "Largest Perimeter Triangle",
            "question__title_slug": "largest-perimeter-triangle",
            "question__hide": false,
            "total_acs": 23524,
            "total_submitted": 41112,
            "frontend_question_id": 976,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1017,
            "question__article__live": true,
            "question__article__slug": "odd-even-jump",
            "question__title": "Odd Even Jump",
            "question__title_slug": "odd-even-jump",
            "question__hide": false,
            "total_acs": 21085,
            "total_submitted": 47393,
            "frontend_question_id": 975,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1016,
            "question__article__live": true,
            "question__article__slug": "subarray-sums-divisible-by-k",
            "question__title": "Subarray Sums Divisible by K",
            "question__title_slug": "subarray-sums-divisible-by-k",
            "question__hide": false,
            "total_acs": 21301,
            "total_submitted": 45149,
            "frontend_question_id": 974,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1014,
            "question__article__live": true,
            "question__article__slug": "k-closest-points-to-origin",
            "question__title": "K Closest Points to Origin",
            "question__title_slug": "k-closest-points-to-origin",
            "question__hide": false,
            "total_acs": 152114,
            "total_submitted": 247418,
            "frontend_question_id": 973,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1013,
            "question__article__live": true,
            "question__article__slug": "fibonacci-number",
            "question__title": "Fibonacci Number",
            "question__title_slug": "fibonacci-number",
            "question__hide": false,
            "total_acs": 125692,
            "total_submitted": 188640,
            "frontend_question_id": 509,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1012,
            "question__article__live": true,
            "question__article__slug": "equal-rational-numbers",
            "question__title": "Equal Rational Numbers",
            "question__title_slug": "equal-rational-numbers",
            "question__hide": false,
            "total_acs": 3166,
            "total_submitted": 7820,
            "frontend_question_id": 972,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1011,
            "question__article__live": true,
            "question__article__slug": "flip-binary-tree-to-match-preorder-traversal",
            "question__title": "Flip Binary Tree To Match Preorder Traversal",
            "question__title_slug": "flip-binary-tree-to-match-preorder-traversal",
            "question__hide": false,
            "total_acs": 8718,
            "total_submitted": 19794,
            "frontend_question_id": 971,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1010,
            "question__article__live": true,
            "question__article__slug": "powerful-integers",
            "question__title": "Powerful Integers",
            "question__title_slug": "powerful-integers",
            "question__hide": false,
            "total_acs": 15971,
            "total_submitted": 40289,
            "frontend_question_id": 970,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1009,
            "question__article__live": true,
            "question__article__slug": "pancake-sorting",
            "question__title": "Pancake Sorting",
            "question__title_slug": "pancake-sorting",
            "question__hide": false,
            "total_acs": 18334,
            "total_submitted": 28849,
            "frontend_question_id": 969,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1008,
            "question__article__live": true,
            "question__article__slug": "binary-tree-cameras",
            "question__title": "Binary Tree Cameras",
            "question__title_slug": "binary-tree-cameras",
            "question__hide": false,
            "total_acs": 12262,
            "total_submitted": 33535,
            "frontend_question_id": 968,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1007,
            "question__article__live": true,
            "question__article__slug": "numbers-with-same-consecutive-differences",
            "question__title": "Numbers With Same Consecutive Differences",
            "question__title_slug": "numbers-with-same-consecutive-differences",
            "question__hide": false,
            "total_acs": 10299,
            "total_submitted": 26971,
            "frontend_question_id": 967,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1006,
            "question__article__live": true,
            "question__article__slug": "vowel-spellchecker",
            "question__title": "Vowel Spellchecker",
            "question__title_slug": "vowel-spellchecker",
            "question__hide": false,
            "total_acs": 7846,
            "total_submitted": 17430,
            "frontend_question_id": 966,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1005,
            "question__article__live": true,
            "question__article__slug": "univalued-binary-tree",
            "question__title": "Univalued Binary Tree",
            "question__title_slug": "univalued-binary-tree",
            "question__hide": false,
            "total_acs": 59915,
            "total_submitted": 89524,
            "frontend_question_id": 965,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1004,
            "question__article__live": true,
            "question__article__slug": "least-operators-to-express-number",
            "question__title": "Least Operators to Express Number",
            "question__title_slug": "least-operators-to-express-number",
            "question__hide": false,
            "total_acs": 3864,
            "total_submitted": 9130,
            "frontend_question_id": 964,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1003,
            "question__article__live": true,
            "question__article__slug": "minimum-area-rectangle-ii",
            "question__title": "Minimum Area Rectangle II",
            "question__title_slug": "minimum-area-rectangle-ii",
            "question__hide": false,
            "total_acs": 7939,
            "total_submitted": 16460,
            "frontend_question_id": 963,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1002,
            "question__article__live": true,
            "question__article__slug": "maximum-width-ramp",
            "question__title": "Maximum Width Ramp",
            "question__title_slug": "maximum-width-ramp",
            "question__hide": false,
            "total_acs": 13091,
            "total_submitted": 30119,
            "frontend_question_id": 962,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1001,
            "question__article__live": true,
            "question__article__slug": "n-repeated-element-in-size-2n-array",
            "question__title": "N-Repeated Element in Size 2N Array",
            "question__title_slug": "n-repeated-element-in-size-2n-array",
            "question__hide": false,
            "total_acs": 87555,
            "total_submitted": 120342,
            "frontend_question_id": 961,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1000,
            "question__article__live": true,
            "question__article__slug": "delete-columns-to-make-sorted-iii",
            "question__title": "Delete Columns to Make Sorted III",
            "question__title_slug": "delete-columns-to-make-sorted-iii",
            "question__hide": false,
            "total_acs": 4934,
            "total_submitted": 9330,
            "frontend_question_id": 960,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 999,
            "question__article__live": true,
            "question__article__slug": "regions-cut-by-slashes",
            "question__title": "Regions Cut By Slashes",
            "question__title_slug": "regions-cut-by-slashes",
            "question__hide": false,
            "total_acs": 11549,
            "total_submitted": 18007,
            "frontend_question_id": 959,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 998,
            "question__article__live": true,
            "question__article__slug": "check-completeness-of-a-binary-tree",
            "question__title": "Check Completeness of a Binary Tree",
            "question__title_slug": "check-completeness-of-a-binary-tree",
            "question__hide": false,
            "total_acs": 31825,
            "total_submitted": 62945,
            "frontend_question_id": 958,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 994,
            "question__article__live": true,
            "question__article__slug": "prison-cells-after-n-days",
            "question__title": "Prison Cells After N Days",
            "question__title_slug": "prison-cells-after-n-days",
            "question__hide": false,
            "total_acs": 30164,
            "total_submitted": 78369,
            "frontend_question_id": 957,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 993,
            "question__article__live": true,
            "question__article__slug": "tallest-billboard",
            "question__title": "Tallest Billboard",
            "question__title_slug": "tallest-billboard",
            "question__hide": false,
            "total_acs": 5383,
            "total_submitted": 13934,
            "frontend_question_id": 956,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 992,
            "question__article__live": true,
            "question__article__slug": "delete-columns-to-make-sorted-ii",
            "question__title": "Delete Columns to Make Sorted II",
            "question__title_slug": "delete-columns-to-make-sorted-ii",
            "question__hide": false,
            "total_acs": 7454,
            "total_submitted": 22974,
            "frontend_question_id": 955,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 991,
            "question__article__live": true,
            "question__article__slug": "array-of-doubled-pairs",
            "question__title": "Array of Doubled Pairs",
            "question__title_slug": "array-of-doubled-pairs",
            "question__hide": false,
            "total_acs": 13193,
            "total_submitted": 37211,
            "frontend_question_id": 954,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 990,
            "question__article__live": true,
            "question__article__slug": "verifying-an-alien-dictionary",
            "question__title": "Verifying an Alien Dictionary",
            "question__title_slug": "verifying-an-alien-dictionary",
            "question__hide": false,
            "total_acs": 51791,
            "total_submitted": 93737,
            "frontend_question_id": 953,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 989,
            "question__article__live": true,
            "question__article__slug": "largest-component-size-by-common-factor",
            "question__title": "Largest Component Size by Common Factor",
            "question__title_slug": "largest-component-size-by-common-factor",
            "question__hide": false,
            "total_acs": 6692,
            "total_submitted": 23612,
            "frontend_question_id": 952,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 988,
            "question__article__live": true,
            "question__article__slug": "flip-equivalent-binary-trees",
            "question__title": "Flip Equivalent Binary Trees",
            "question__title_slug": "flip-equivalent-binary-trees",
            "question__hide": false,
            "total_acs": 28712,
            "total_submitted": 43943,
            "frontend_question_id": 951,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 987,
            "question__article__live": true,
            "question__article__slug": "reveal-cards-in-increasing-order",
            "question__title": "Reveal Cards In Increasing Order",
            "question__title_slug": "reveal-cards-in-increasing-order",
            "question__hide": false,
            "total_acs": 25050,
            "total_submitted": 34457,
            "frontend_question_id": 950,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 986,
            "question__article__live": true,
            "question__article__slug": "largest-time-for-given-digits",
            "question__title": "Largest Time for Given Digits",
            "question__title_slug": "largest-time-for-given-digits",
            "question__hide": false,
            "total_acs": 11737,
            "total_submitted": 33875,
            "frontend_question_id": 949,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 985,
            "question__article__live": true,
            "question__article__slug": "bag-of-tokens",
            "question__title": "Bag of Tokens",
            "question__title_slug": "bag-of-tokens",
            "question__hide": false,
            "total_acs": 8443,
            "total_submitted": 21180,
            "frontend_question_id": 948,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 984,
            "question__article__live": true,
            "question__article__slug": "most-stones-removed-with-same-row-or-column",
            "question__title": "Most Stones Removed with Same Row or Column",
            "question__title_slug": "most-stones-removed-with-same-row-or-column",
            "question__hide": false,
            "total_acs": 36401,
            "total_submitted": 66365,
            "frontend_question_id": 947,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 983,
            "question__article__live": true,
            "question__article__slug": "validate-stack-sequences",
            "question__title": "Validate Stack Sequences",
            "question__title_slug": "validate-stack-sequences",
            "question__hide": false,
            "total_acs": 21431,
            "total_submitted": 36700,
            "frontend_question_id": 946,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 982,
            "question__article__live": true,
            "question__article__slug": "minimum-increment-to-make-array-unique",
            "question__title": "Minimum Increment to Make Array Unique",
            "question__title_slug": "minimum-increment-to-make-array-unique",
            "question__hide": false,
            "total_acs": 16653,
            "total_submitted": 37506,
            "frontend_question_id": 945,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 981,
            "question__article__live": true,
            "question__article__slug": "delete-columns-to-make-sorted",
            "question__title": "Delete Columns to Make Sorted",
            "question__title_slug": "delete-columns-to-make-sorted",
            "question__hide": false,
            "total_acs": 31825,
            "total_submitted": 45606,
            "frontend_question_id": 944,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 980,
            "question__article__live": true,
            "question__article__slug": "find-the-shortest-superstring",
            "question__title": "Find the Shortest Superstring",
            "question__title_slug": "find-the-shortest-superstring",
            "question__hide": false,
            "total_acs": 7539,
            "total_submitted": 18415,
            "frontend_question_id": 943,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 979,
            "question__article__live": true,
            "question__article__slug": "di-string-match",
            "question__title": "DI String Match",
            "question__title_slug": "di-string-match",
            "question__hide": false,
            "total_acs": 47813,
            "total_submitted": 68008,
            "frontend_question_id": 942,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 978,
            "question__article__live": true,
            "question__article__slug": "valid-mountain-array",
            "question__title": "Valid Mountain Array",
            "question__title_slug": "valid-mountain-array",
            "question__hide": false,
            "total_acs": 31588,
            "total_submitted": 89437,
            "frontend_question_id": 941,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 977,
            "question__article__live": true,
            "question__article__slug": "distinct-subsequences-ii",
            "question__title": "Distinct Subsequences II",
            "question__title_slug": "distinct-subsequences-ii",
            "question__hide": false,
            "total_acs": 7867,
            "total_submitted": 19210,
            "frontend_question_id": 940,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 976,
            "question__article__live": true,
            "question__article__slug": "minimum-area-rectangle",
            "question__title": "Minimum Area Rectangle",
            "question__title_slug": "minimum-area-rectangle",
            "question__hide": false,
            "total_acs": 31176,
            "total_submitted": 60238,
            "frontend_question_id": 939,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 975,
            "question__article__live": true,
            "question__article__slug": "range-sum-of-bst",
            "question__title": "Range Sum of BST",
            "question__title_slug": "range-sum-of-bst",
            "question__hide": false,
            "total_acs": 126133,
            "total_submitted": 160441,
            "frontend_question_id": 938,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 974,
            "question__article__live": true,
            "question__article__slug": "reorder-log-files",
            "question__title": "Reorder Data in Log Files",
            "question__title_slug": "reorder-data-in-log-files",
            "question__hide": false,
            "total_acs": 66738,
            "total_submitted": 123810,
            "frontend_question_id": 937,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 973,
            "question__article__live": true,
            "question__article__slug": "stamping-the-sequence",
            "question__title": "Stamping The Sequence",
            "question__title_slug": "stamping-the-sequence",
            "question__hide": false,
            "total_acs": 4098,
            "total_submitted": 11323,
            "frontend_question_id": 936,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 972,
            "question__article__live": true,
            "question__article__slug": "knight-dialer",
            "question__title": "Knight Dialer",
            "question__title_slug": "knight-dialer",
            "question__hide": false,
            "total_acs": 21843,
            "total_submitted": 50966,
            "frontend_question_id": 935,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 971,
            "question__article__live": true,
            "question__article__slug": "shortest-bridge",
            "question__title": "Shortest Bridge",
            "question__title_slug": "shortest-bridge",
            "question__hide": false,
            "total_acs": 16175,
            "total_submitted": 35396,
            "frontend_question_id": 934,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 969,
            "question__article__live": true,
            "question__article__slug": "number-of-recent-calls",
            "question__title": "Number of Recent Calls",
            "question__title_slug": "number-of-recent-calls",
            "question__hide": false,
            "total_acs": 33173,
            "total_submitted": 47492,
            "frontend_question_id": 933,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 968,
            "question__article__live": true,
            "question__article__slug": "beautiful-array",
            "question__title": "Beautiful Array",
            "question__title_slug": "beautiful-array",
            "question__hide": false,
            "total_acs": 8160,
            "total_submitted": 14679,
            "frontend_question_id": 932,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 967,
            "question__article__live": true,
            "question__article__slug": "minimum-path-falling-sum",
            "question__title": "Minimum Falling Path Sum",
            "question__title_slug": "minimum-falling-path-sum",
            "question__hide": false,
            "total_acs": 28222,
            "total_submitted": 47087,
            "frontend_question_id": 931,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 966,
            "question__article__live": true,
            "question__article__slug": "binary-subarrays-with-sum",
            "question__title": "Binary Subarrays With Sum",
            "question__title_slug": "binary-subarrays-with-sum",
            "question__hide": false,
            "total_acs": 13729,
            "total_submitted": 34324,
            "frontend_question_id": 930,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 965,
            "question__article__live": true,
            "question__article__slug": "unique-email-addresses",
            "question__title": "Unique Email Addresses",
            "question__title_slug": "unique-email-addresses",
            "question__hide": false,
            "total_acs": 161436,
            "total_submitted": 237100,
            "frontend_question_id": 929,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 964,
            "question__article__live": true,
            "question__article__slug": "minimize-malware-spread-ii",
            "question__title": "Minimize Malware Spread II",
            "question__title_slug": "minimize-malware-spread-ii",
            "question__hide": false,
            "total_acs": 6840,
            "total_submitted": 17219,
            "frontend_question_id": 928,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 963,
            "question__article__live": true,
            "question__article__slug": "three-equal-parts",
            "question__title": "Three Equal Parts",
            "question__title_slug": "three-equal-parts",
            "question__hide": false,
            "total_acs": 5256,
            "total_submitted": 16680,
            "frontend_question_id": 927,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 962,
            "question__article__live": true,
            "question__article__slug": "flip-string-to-monotone-increasing",
            "question__title": "Flip String to Monotone Increasing",
            "question__title_slug": "flip-string-to-monotone-increasing",
            "question__hide": false,
            "total_acs": 16283,
            "total_submitted": 31817,
            "frontend_question_id": 926,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 961,
            "question__article__live": true,
            "question__article__slug": "long-pressed-name",
            "question__title": "Long Pressed Name",
            "question__title_slug": "long-pressed-name",
            "question__hide": false,
            "total_acs": 26322,
            "total_submitted": 59200,
            "frontend_question_id": 925,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 960,
            "question__article__live": true,
            "question__article__slug": "minimize-malware-spread",
            "question__title": "Minimize Malware Spread",
            "question__title_slug": "minimize-malware-spread",
            "question__hide": false,
            "total_acs": 17388,
            "total_submitted": 42218,
            "frontend_question_id": 924,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 959,
            "question__article__live": true,
            "question__article__slug": "3sum-with-multiplicity",
            "question__title": "3Sum With Multiplicity",
            "question__title_slug": "3sum-with-multiplicity",
            "question__hide": false,
            "total_acs": 14988,
            "total_submitted": 42777,
            "frontend_question_id": 923,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 958,
            "question__article__live": true,
            "question__article__slug": "sort-array-by-parity-ii",
            "question__title": "Sort Array By Parity II",
            "question__title_slug": "sort-array-by-parity-ii",
            "question__hide": false,
            "total_acs": 67658,
            "total_submitted": 100207,
            "frontend_question_id": 922,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 957,
            "question__article__live": true,
            "question__article__slug": "minimum-add-to-make-parentheses-valid",
            "question__title": "Minimum Add to Make Parentheses Valid",
            "question__title_slug": "minimum-add-to-make-parentheses-valid",
            "question__hide": false,
            "total_acs": 41841,
            "total_submitted": 58855,
            "frontend_question_id": 921,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 956,
            "question__article__live": true,
            "question__article__slug": "number-of-music-playlists",
            "question__title": "Number of Music Playlists",
            "question__title_slug": "number-of-music-playlists",
            "question__hide": false,
            "total_acs": 7393,
            "total_submitted": 16504,
            "frontend_question_id": 920,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 955,
            "question__article__live": true,
            "question__article__slug": "complete-binary-tree-inserter",
            "question__title": "Complete Binary Tree Inserter",
            "question__title_slug": "complete-binary-tree-inserter",
            "question__hide": false,
            "total_acs": 12082,
            "total_submitted": 21644,
            "frontend_question_id": 919,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 954,
            "question__article__live": true,
            "question__article__slug": "maximum-sub-circular-subarray",
            "question__title": "Maximum Sum Circular Subarray",
            "question__title_slug": "maximum-sum-circular-subarray",
            "question__hide": false,
            "total_acs": 15082,
            "total_submitted": 44978,
            "frontend_question_id": 918,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 953,
            "question__article__live": true,
            "question__article__slug": "reverse-only-letters",
            "question__title": "Reverse Only Letters",
            "question__title_slug": "reverse-only-letters",
            "question__hide": false,
            "total_acs": 40393,
            "total_submitted": 71292,
            "frontend_question_id": 917,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 952,
            "question__article__live": true,
            "question__article__slug": "word-subsets",
            "question__title": "Word Subsets",
            "question__title_slug": "word-subsets",
            "question__hide": false,
            "total_acs": 14785,
            "total_submitted": 31914,
            "frontend_question_id": 916,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 951,
            "question__article__live": true,
            "question__article__slug": "parition-array-into-disjoint-intervals",
            "question__title": "Partition Array into Disjoint Intervals",
            "question__title_slug": "partition-array-into-disjoint-intervals",
            "question__hide": false,
            "total_acs": 14969,
            "total_submitted": 33955,
            "frontend_question_id": 915,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 950,
            "question__article__live": true,
            "question__article__slug": "x-of-a-kind-in-a-deck-of-cards",
            "question__title": "X of a Kind in a Deck of Cards",
            "question__title_slug": "x-of-a-kind-in-a-deck-of-cards",
            "question__hide": false,
            "total_acs": 26251,
            "total_submitted": 77421,
            "frontend_question_id": 914,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 949,
            "question__article__live": true,
            "question__article__slug": "cat-and-mouse-game",
            "question__title": "Cat and Mouse",
            "question__title_slug": "cat-and-mouse",
            "question__hide": false,
            "total_acs": 5894,
            "total_submitted": 19660,
            "frontend_question_id": 913,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 948,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sort an Array",
            "question__title_slug": "sort-an-array",
            "question__hide": false,
            "total_acs": 38020,
            "total_submitted": 60501,
            "frontend_question_id": 912,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 947,
            "question__article__live": true,
            "question__article__slug": "online-election",
            "question__title": "Online Election",
            "question__title_slug": "online-election",
            "question__hide": false,
            "total_acs": 17511,
            "total_submitted": 35878,
            "frontend_question_id": 911,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 946,
            "question__article__live": true,
            "question__article__slug": "smallest-range-ii",
            "question__title": "Smallest Range II",
            "question__title_slug": "smallest-range-ii",
            "question__hide": false,
            "total_acs": 8117,
            "total_submitted": 32168,
            "frontend_question_id": 910,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 945,
            "question__article__live": true,
            "question__article__slug": "snakes-and-ladders",
            "question__title": "Snakes and Ladders",
            "question__title_slug": "snakes-and-ladders",
            "question__hide": false,
            "total_acs": 19444,
            "total_submitted": 53251,
            "frontend_question_id": 909,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 944,
            "question__article__live": true,
            "question__article__slug": "smallest-range-i",
            "question__title": "Smallest Range I",
            "question__title_slug": "smallest-range-i",
            "question__hide": false,
            "total_acs": 31628,
            "total_submitted": 48616,
            "frontend_question_id": 908,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 943,
            "question__article__live": true,
            "question__article__slug": "sum-of-subarray-minimums",
            "question__title": "Sum of Subarray Minimums",
            "question__title_slug": "sum-of-subarray-minimums",
            "question__hide": false,
            "total_acs": 16708,
            "total_submitted": 56066,
            "frontend_question_id": 907,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 942,
            "question__article__live": true,
            "question__article__slug": "super-palindromes",
            "question__title": "Super Palindromes",
            "question__title_slug": "super-palindromes",
            "question__hide": false,
            "total_acs": 4196,
            "total_submitted": 13621,
            "frontend_question_id": 906,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 941,
            "question__article__live": true,
            "question__article__slug": "sort-array-by-parity",
            "question__title": "Sort Array By Parity",
            "question__title_slug": "sort-array-by-parity",
            "question__hide": false,
            "total_acs": 145218,
            "total_submitted": 198362,
            "frontend_question_id": 905,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 940,
            "question__article__live": true,
            "question__article__slug": "fruit-into-baskets",
            "question__title": "Fruit Into Baskets",
            "question__title_slug": "fruit-into-baskets",
            "question__hide": false,
            "total_acs": 72715,
            "total_submitted": 173488,
            "frontend_question_id": 904,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 939,
            "question__article__live": true,
            "question__article__slug": "valid-permutations-for-di-sequence",
            "question__title": "Valid Permutations for DI Sequence",
            "question__title_slug": "valid-permutations-for-di-sequence",
            "question__hide": false,
            "total_acs": 4134,
            "total_submitted": 8819,
            "frontend_question_id": 903,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 938,
            "question__article__live": true,
            "question__article__slug": "numbers-at-most-n-given-digit-set",
            "question__title": "Numbers At Most N Given Digit Set",
            "question__title_slug": "numbers-at-most-n-given-digit-set",
            "question__hide": false,
            "total_acs": 5527,
            "total_submitted": 18681,
            "frontend_question_id": 902,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 937,
            "question__article__live": true,
            "question__article__slug": "online-stock-span",
            "question__title": "Online Stock Span",
            "question__title_slug": "online-stock-span",
            "question__hide": false,
            "total_acs": 15140,
            "total_submitted": 28990,
            "frontend_question_id": 901,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 936,
            "question__article__live": true,
            "question__article__slug": "rle-iterator",
            "question__title": "RLE Iterator",
            "question__title_slug": "rle-iterator",
            "question__hide": false,
            "total_acs": 17803,
            "total_submitted": 34199,
            "frontend_question_id": 900,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 935,
            "question__article__live": true,
            "question__article__slug": "orderly-queue",
            "question__title": "Orderly Queue",
            "question__title_slug": "orderly-queue",
            "question__hide": false,
            "total_acs": 5565,
            "total_submitted": 11318,
            "frontend_question_id": 899,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 934,
            "question__article__live": true,
            "question__article__slug": "bitwise-ors-of-subarrays",
            "question__title": "Bitwise ORs of Subarrays",
            "question__title_slug": "bitwise-ors-of-subarrays",
            "question__hide": false,
            "total_acs": 10868,
            "total_submitted": 30282,
            "frontend_question_id": 898,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 933,
            "question__article__live": true,
            "question__article__slug": "increasing-order-search-tree",
            "question__title": "Increasing Order Search Tree",
            "question__title_slug": "increasing-order-search-tree",
            "question__hide": false,
            "total_acs": 47240,
            "total_submitted": 71031,
            "frontend_question_id": 897,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 932,
            "question__article__live": true,
            "question__article__slug": "monotonic-array",
            "question__title": "Monotonic Array",
            "question__title_slug": "monotonic-array",
            "question__hide": false,
            "total_acs": 69593,
            "total_submitted": 123242,
            "frontend_question_id": 896,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 931,
            "question__article__live": true,
            "question__article__slug": "maximum-frequency-stack",
            "question__title": "Maximum Frequency Stack",
            "question__title_slug": "maximum-frequency-stack",
            "question__hide": false,
            "total_acs": 22171,
            "total_submitted": 37646,
            "frontend_question_id": 895,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 930,
            "question__article__live": true,
            "question__article__slug": "all-possible-full-binary-trees",
            "question__title": "All Possible Full Binary Trees",
            "question__title_slug": "all-possible-full-binary-trees",
            "question__hide": false,
            "total_acs": 26071,
            "total_submitted": 35958,
            "frontend_question_id": 894,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 929,
            "question__article__live": true,
            "question__article__slug": "groups-of-special-equivalent-strings",
            "question__title": "Groups of Special-Equivalent Strings",
            "question__title_slug": "groups-of-special-equivalent-strings",
            "question__hide": false,
            "total_acs": 20001,
            "total_submitted": 31163,
            "frontend_question_id": 893,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 928,
            "question__article__live": true,
            "question__article__slug": "surface-area-of-3d-shapes",
            "question__title": "Surface Area of 3D Shapes",
            "question__title_slug": "surface-area-of-3d-shapes",
            "question__hide": false,
            "total_acs": 14365,
            "total_submitted": 25147,
            "frontend_question_id": 892,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 927,
            "question__article__live": true,
            "question__article__slug": "sum-of-subsequence-widths",
            "question__title": "Sum of Subsequence Widths",
            "question__title_slug": "sum-of-subsequence-widths",
            "question__hide": false,
            "total_acs": 6396,
            "total_submitted": 21044,
            "frontend_question_id": 891,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 926,
            "question__article__live": true,
            "question__article__slug": "find-and-replace-pattern",
            "question__title": "Find and Replace Pattern",
            "question__title_slug": "find-and-replace-pattern",
            "question__hide": false,
            "total_acs": 39775,
            "total_submitted": 54964,
            "frontend_question_id": 890,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 925,
            "question__article__live": true,
            "question__article__slug": "construct-binary-tree-from-preorder-and-postorder-",
            "question__title": "Construct Binary Tree from Preorder and Postorder Traversal",
            "question__title_slug": "construct-binary-tree-from-preorder-and-postorder-traversal",
            "question__hide": false,
            "total_acs": 24400,
            "total_submitted": 38624,
            "frontend_question_id": 889,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 924,
            "question__article__live": true,
            "question__article__slug": "fair-candy-swap",
            "question__title": "Fair Candy Swap",
            "question__title_slug": "fair-candy-swap",
            "question__hide": false,
            "total_acs": 37365,
            "total_submitted": 65545,
            "frontend_question_id": 888,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 923,
            "question__article__live": true,
            "question__article__slug": "super-egg-drop",
            "question__title": "Super Egg Drop",
            "question__title_slug": "super-egg-drop",
            "question__hide": false,
            "total_acs": 11142,
            "total_submitted": 43061,
            "frontend_question_id": 887,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 922,
            "question__article__live": true,
            "question__article__slug": "possible-bipartition",
            "question__title": "Possible Bipartition",
            "question__title_slug": "possible-bipartition",
            "question__hide": false,
            "total_acs": 17192,
            "total_submitted": 41170,
            "frontend_question_id": 886,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 921,
            "question__article__live": true,
            "question__article__slug": "spiral-matrix-iii",
            "question__title": "Spiral Matrix III",
            "question__title_slug": "spiral-matrix-iii",
            "question__hide": false,
            "total_acs": 14051,
            "total_submitted": 21009,
            "frontend_question_id": 885,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 920,
            "question__article__live": true,
            "question__article__slug": "uncommon-words-from-two-sentences",
            "question__title": "Uncommon Words from Two Sentences",
            "question__title_slug": "uncommon-words-from-two-sentences",
            "question__hide": false,
            "total_acs": 41611,
            "total_submitted": 67633,
            "frontend_question_id": 884,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 919,
            "question__article__live": true,
            "question__article__slug": "projection-area-of-3d-shapes",
            "question__title": "Projection Area of 3D Shapes",
            "question__title_slug": "projection-area-of-3d-shapes",
            "question__hide": false,
            "total_acs": 23655,
            "total_submitted": 35544,
            "frontend_question_id": 883,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 918,
            "question__article__live": true,
            "question__article__slug": "reachable-nodes-in-subdivided-graph",
            "question__title": "Reachable Nodes In Subdivided Graph",
            "question__title_slug": "reachable-nodes-in-subdivided-graph",
            "question__hide": false,
            "total_acs": 4267,
            "total_submitted": 10871,
            "frontend_question_id": 882,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 917,
            "question__article__live": true,
            "question__article__slug": "boats-to-save-people",
            "question__title": "Boats to Save People",
            "question__title_slug": "boats-to-save-people",
            "question__hide": false,
            "total_acs": 21352,
            "total_submitted": 47228,
            "frontend_question_id": 881,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 916,
            "question__article__live": true,
            "question__article__slug": "decoded-string-at-index",
            "question__title": "Decoded String at Index",
            "question__title_slug": "decoded-string-at-index",
            "question__hide": false,
            "total_acs": 9655,
            "total_submitted": 40721,
            "frontend_question_id": 880,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 915,
            "question__article__live": true,
            "question__article__slug": "generate-random-point-in-a-circle",
            "question__title": "Generate Random Point in a Circle",
            "question__title_slug": "generate-random-point-in-a-circle",
            "question__hide": false,
            "total_acs": 7894,
            "total_submitted": 20649,
            "frontend_question_id": 478,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 914,
            "question__article__live": true,
            "question__article__slug": "random-point-in-non-overlapping-rectangles",
            "question__title": "Random Point in Non-overlapping Rectangles",
            "question__title_slug": "random-point-in-non-overlapping-rectangles",
            "question__hide": false,
            "total_acs": 9897,
            "total_submitted": 26754,
            "frontend_question_id": 497,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 913,
            "question__article__live": true,
            "question__article__slug": "random-flip-matrix",
            "question__title": "Random Flip Matrix",
            "question__title_slug": "random-flip-matrix",
            "question__hide": false,
            "total_acs": 5803,
            "total_submitted": 16623,
            "frontend_question_id": 519,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 912,
            "question__article__live": true,
            "question__article__slug": "random-pick-with-weight",
            "question__title": "Random Pick with Weight",
            "question__title_slug": "random-pick-with-weight",
            "question__hide": false,
            "total_acs": 44767,
            "total_submitted": 103367,
            "frontend_question_id": 528,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 911,
            "question__article__live": true,
            "question__article__slug": "profitable-schemes",
            "question__title": "Profitable Schemes",
            "question__title_slug": "profitable-schemes",
            "question__hide": false,
            "total_acs": 7278,
            "total_submitted": 19216,
            "frontend_question_id": 879,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 910,
            "question__article__live": true,
            "question__article__slug": "nth-magical-number",
            "question__title": "Nth Magical Number",
            "question__title_slug": "nth-magical-number",
            "question__hide": false,
            "total_acs": 7072,
            "total_submitted": 25886,
            "frontend_question_id": 878,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 909,
            "question__article__live": true,
            "question__article__slug": "stone-game",
            "question__title": "Stone Game",
            "question__title_slug": "stone-game",
            "question__hide": false,
            "total_acs": 39892,
            "total_submitted": 63512,
            "frontend_question_id": 877,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 908,
            "question__article__live": true,
            "question__article__slug": "middle-of-the-linked-list",
            "question__title": "Middle of the Linked List",
            "question__title_slug": "middle-of-the-linked-list",
            "question__hide": false,
            "total_acs": 96448,
            "total_submitted": 147200,
            "frontend_question_id": 876,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 907,
            "question__article__live": true,
            "question__article__slug": "koko-eating-bananas",
            "question__title": "Koko Eating Bananas",
            "question__title_slug": "koko-eating-bananas",
            "question__hide": false,
            "total_acs": 22508,
            "total_submitted": 46474,
            "frontend_question_id": 875,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 906,
            "question__article__live": true,
            "question__article__slug": "walking-robot-simulation",
            "question__title": "Walking Robot Simulation",
            "question__title_slug": "walking-robot-simulation",
            "question__hide": false,
            "total_acs": 13468,
            "total_submitted": 40095,
            "frontend_question_id": 874,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 905,
            "question__article__live": true,
            "question__article__slug": "length-of-longest-fibonacci-subsequence",
            "question__title": "Length of Longest Fibonacci Subsequence",
            "question__title_slug": "length-of-longest-fibonacci-subsequence",
            "question__hide": false,
            "total_acs": 21599,
            "total_submitted": 45565,
            "frontend_question_id": 873,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 904,
            "question__article__live": true,
            "question__article__slug": "leaf-similar-trees",
            "question__title": "Leaf-Similar Trees",
            "question__title_slug": "leaf-similar-trees",
            "question__hide": false,
            "total_acs": 62622,
            "total_submitted": 97353,
            "frontend_question_id": 872,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 903,
            "question__article__live": true,
            "question__article__slug": "implement-rand10-using-rand7",
            "question__title": "Implement Rand10() Using Rand7()",
            "question__title_slug": "implement-rand10-using-rand7",
            "question__hide": false,
            "total_acs": 15162,
            "total_submitted": 33286,
            "frontend_question_id": 470,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 902,
            "question__article__live": true,
            "question__article__slug": "minimum-number-of-refueling-stops",
            "question__title": "Minimum Number of Refueling Stops",
            "question__title_slug": "minimum-number-of-refueling-stops",
            "question__hide": false,
            "total_acs": 11421,
            "total_submitted": 37504,
            "frontend_question_id": 871,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 901,
            "question__article__live": true,
            "question__article__slug": "advantage-shuffle",
            "question__title": "Advantage Shuffle",
            "question__title_slug": "advantage-shuffle",
            "question__hide": false,
            "total_acs": 14998,
            "total_submitted": 34192,
            "frontend_question_id": 870,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 900,
            "question__article__live": true,
            "question__article__slug": "reordered-power-of-2",
            "question__title": "Reordered Power of 2",
            "question__title_slug": "reordered-power-of-2",
            "question__hide": false,
            "total_acs": 11546,
            "total_submitted": 22366,
            "frontend_question_id": 869,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 899,
            "question__article__live": true,
            "question__article__slug": "binary-gap",
            "question__title": "Binary Gap",
            "question__title_slug": "binary-gap",
            "question__hide": false,
            "total_acs": 29913,
            "total_submitted": 49817,
            "frontend_question_id": 868,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 898,
            "question__article__live": true,
            "question__article__slug": "transpose-matrix",
            "question__title": "Transpose Matrix",
            "question__title_slug": "transpose-matrix",
            "question__hide": false,
            "total_acs": 59800,
            "total_submitted": 93752,
            "frontend_question_id": 867,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 897,
            "question__article__live": true,
            "question__article__slug": "prime-palindrome",
            "question__title": "Prime Palindrome",
            "question__title_slug": "prime-palindrome",
            "question__hide": false,
            "total_acs": 12269,
            "total_submitted": 55202,
            "frontend_question_id": 866,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 896,
            "question__article__live": true,
            "question__article__slug": "smallest-subtree-with-all-the-deepest-nodes",
            "question__title": "Smallest Subtree with all the Deepest Nodes",
            "question__title_slug": "smallest-subtree-with-all-the-deepest-nodes",
            "question__hide": false,
            "total_acs": 27081,
            "total_submitted": 46262,
            "frontend_question_id": 865,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 895,
            "question__article__live": true,
            "question__article__slug": "shortest-path-to-get-all-keys",
            "question__title": "Shortest Path to Get All Keys",
            "question__title_slug": "shortest-path-to-get-all-keys",
            "question__hide": false,
            "total_acs": 7011,
            "total_submitted": 18007,
            "frontend_question_id": 864,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 894,
            "question__article__live": true,
            "question__article__slug": "random-pick-with-blacklist",
            "question__title": "Random Pick with Blacklist",
            "question__title_slug": "random-pick-with-blacklist",
            "question__hide": false,
            "total_acs": 9363,
            "total_submitted": 28855,
            "frontend_question_id": 710,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 893,
            "question__article__live": true,
            "question__article__slug": "all-nodes-distance-k-in-binary-tree",
            "question__title": "All Nodes Distance K in Binary Tree",
            "question__title_slug": "all-nodes-distance-k-in-binary-tree",
            "question__hide": false,
            "total_acs": 43874,
            "total_submitted": 85545,
            "frontend_question_id": 863,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 892,
            "question__article__live": true,
            "question__article__slug": "shortest-subarray-with-sum-atleast-k",
            "question__title": "Shortest Subarray with Sum at Least K",
            "question__title_slug": "shortest-subarray-with-sum-at-least-k",
            "question__hide": false,
            "total_acs": 18418,
            "total_submitted": 81169,
            "frontend_question_id": 862,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 891,
            "question__article__live": true,
            "question__article__slug": "score-after-flipping-matrix",
            "question__title": "Score After Flipping Matrix",
            "question__title_slug": "score-after-flipping-matrix",
            "question__hide": false,
            "total_acs": 16370,
            "total_submitted": 23054,
            "frontend_question_id": 861,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 890,
            "question__article__live": true,
            "question__article__slug": "lemonade-change",
            "question__title": "Lemonade Change",
            "question__title_slug": "lemonade-change",
            "question__hide": false,
            "total_acs": 38205,
            "total_submitted": 74910,
            "frontend_question_id": 860,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 889,
            "question__article__live": true,
            "question__article__slug": "buddy-strings",
            "question__title": "Buddy Strings",
            "question__title_slug": "buddy-strings",
            "question__hide": false,
            "total_acs": 33770,
            "total_submitted": 121416,
            "frontend_question_id": 859,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 888,
            "question__article__live": true,
            "question__article__slug": "mirror-reflection",
            "question__title": "Mirror Reflection",
            "question__title_slug": "mirror-reflection",
            "question__hide": false,
            "total_acs": 7744,
            "total_submitted": 14770,
            "frontend_question_id": 858,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 887,
            "question__article__live": true,
            "question__article__slug": "minimum-cost-to-hire-k-workers",
            "question__title": "Minimum Cost to Hire K Workers",
            "question__title_slug": "minimum-cost-to-hire-k-workers",
            "question__hide": false,
            "total_acs": 23031,
            "total_submitted": 47229,
            "frontend_question_id": 857,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 886,
            "question__article__live": true,
            "question__article__slug": "score-of-parentheses",
            "question__title": "Score of Parentheses",
            "question__title_slug": "score-of-parentheses",
            "question__hide": false,
            "total_acs": 26335,
            "total_submitted": 45153,
            "frontend_question_id": 856,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 885,
            "question__article__live": true,
            "question__article__slug": "exam-room",
            "question__title": "Exam Room",
            "question__title_slug": "exam-room",
            "question__hide": false,
            "total_acs": 21658,
            "total_submitted": 53303,
            "frontend_question_id": 855,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 884,
            "question__article__live": true,
            "question__article__slug": "k-similar-strings",
            "question__title": "K-Similar Strings",
            "question__title_slug": "k-similar-strings",
            "question__hide": false,
            "total_acs": 11794,
            "total_submitted": 32278,
            "frontend_question_id": 854,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 883,
            "question__article__live": true,
            "question__article__slug": "car-fleet",
            "question__title": "Car Fleet",
            "question__title_slug": "car-fleet",
            "question__hide": false,
            "total_acs": 21186,
            "total_submitted": 50968,
            "frontend_question_id": 853,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 882,
            "question__article__live": true,
            "question__article__slug": "peak-index-in-a-mountain-array",
            "question__title": "Peak Index in a Mountain Array",
            "question__title_slug": "peak-index-in-a-mountain-array",
            "question__hide": false,
            "total_acs": 111785,
            "total_submitted": 158619,
            "frontend_question_id": 852,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 881,
            "question__article__live": true,
            "question__article__slug": "loud-and-rich",
            "question__title": "Loud and Rich",
            "question__title_slug": "loud-and-rich",
            "question__hide": false,
            "total_acs": 10130,
            "total_submitted": 20388,
            "frontend_question_id": 851,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 880,
            "question__article__live": true,
            "question__article__slug": "rectangle-area-ii",
            "question__title": "Rectangle Area II",
            "question__title_slug": "rectangle-area-ii",
            "question__hide": false,
            "total_acs": 9004,
            "total_submitted": 19479,
            "frontend_question_id": 850,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 879,
            "question__article__live": true,
            "question__article__slug": "maximize-distance-to-closest-person",
            "question__title": "Maximize Distance to Closest Person",
            "question__title_slug": "maximize-distance-to-closest-person",
            "question__hide": false,
            "total_acs": 46124,
            "total_submitted": 110138,
            "frontend_question_id": 849,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 878,
            "question__article__live": true,
            "question__article__slug": "shifting-letters",
            "question__title": "Shifting Letters",
            "question__title_slug": "shifting-letters",
            "question__hide": false,
            "total_acs": 17552,
            "total_submitted": 40945,
            "frontend_question_id": 848,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 877,
            "question__article__live": true,
            "question__article__slug": "shortest-path-visiting-all-nodes",
            "question__title": "Shortest Path Visiting All Nodes",
            "question__title_slug": "shortest-path-visiting-all-nodes",
            "question__hide": false,
            "total_acs": 11546,
            "total_submitted": 23367,
            "frontend_question_id": 847,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 876,
            "question__article__live": true,
            "question__article__slug": "hand-of-straights",
            "question__title": "Hand of Straights",
            "question__title_slug": "hand-of-straights",
            "question__hide": false,
            "total_acs": 25600,
            "total_submitted": 50460,
            "frontend_question_id": 846,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 875,
            "question__article__live": true,
            "question__article__slug": "longest-mountain-in-array",
            "question__title": "Longest Mountain in Array",
            "question__title_slug": "longest-mountain-in-array",
            "question__hide": false,
            "total_acs": 24020,
            "total_submitted": 67532,
            "frontend_question_id": 845,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 874,
            "question__article__live": true,
            "question__article__slug": "backspace-string-compare",
            "question__title": "Backspace String Compare",
            "question__title_slug": "backspace-string-compare",
            "question__hide": false,
            "total_acs": 87474,
            "total_submitted": 186753,
            "frontend_question_id": 844,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 873,
            "question__article__live": true,
            "question__article__slug": "guess-the-word",
            "question__title": "Guess the Word",
            "question__title_slug": "guess-the-word",
            "question__hide": false,
            "total_acs": 31854,
            "total_submitted": 70396,
            "frontend_question_id": 843,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 872,
            "question__article__live": true,
            "question__article__slug": "split-array-into-fibonacci-sequence",
            "question__title": "Split Array into Fibonacci Sequence",
            "question__title_slug": "split-array-into-fibonacci-sequence",
            "question__hide": false,
            "total_acs": 14443,
            "total_submitted": 40704,
            "frontend_question_id": 842,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 871,
            "question__article__live": true,
            "question__article__slug": "keys-and-rooms",
            "question__title": "Keys and Rooms",
            "question__title_slug": "keys-and-rooms",
            "question__hide": false,
            "total_acs": 51253,
            "total_submitted": 82669,
            "frontend_question_id": 841,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 870,
            "question__article__live": true,
            "question__article__slug": "magic-squares-in-grid",
            "question__title": "Magic Squares In Grid",
            "question__title_slug": "magic-squares-in-grid",
            "question__hide": false,
            "total_acs": 17008,
            "total_submitted": 46732,
            "frontend_question_id": 840,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 869,
            "question__article__live": true,
            "question__article__slug": "similar-string-groups",
            "question__title": "Similar String Groups",
            "question__title_slug": "similar-string-groups",
            "question__hide": false,
            "total_acs": 13491,
            "total_submitted": 36964,
            "frontend_question_id": 839,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 868,
            "question__article__live": true,
            "question__article__slug": "push-dominoes",
            "question__title": "Push Dominoes",
            "question__title_slug": "push-dominoes",
            "question__hide": false,
            "total_acs": 15709,
            "total_submitted": 34008,
            "frontend_question_id": 838,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 867,
            "question__article__live": true,
            "question__article__slug": "new-21-game",
            "question__title": "New 21 Game",
            "question__title_slug": "new-21-game",
            "question__hide": false,
            "total_acs": 13217,
            "total_submitted": 39699,
            "frontend_question_id": 837,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 866,
            "question__article__live": true,
            "question__article__slug": "rectangle-overlap",
            "question__title": "Rectangle Overlap",
            "question__title_slug": "rectangle-overlap",
            "question__hide": false,
            "total_acs": 35827,
            "total_submitted": 74825,
            "frontend_question_id": 836,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 865,
            "question__article__live": true,
            "question__article__slug": "robot-room-cleaner",
            "question__title": "Robot Room Cleaner",
            "question__title_slug": "robot-room-cleaner",
            "question__hide": false,
            "total_acs": 36128,
            "total_submitted": 53859,
            "frontend_question_id": 489,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 864,
            "question__article__live": true,
            "question__article__slug": "image-overlap",
            "question__title": "Image Overlap",
            "question__title_slug": "image-overlap",
            "question__hide": false,
            "total_acs": 14075,
            "total_submitted": 25745,
            "frontend_question_id": 835,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 863,
            "question__article__live": true,
            "question__article__slug": "sum-of-distances-in-tree",
            "question__title": "Sum of Distances in Tree",
            "question__title_slug": "sum-of-distances-in-tree",
            "question__hide": false,
            "total_acs": 10414,
            "total_submitted": 24926,
            "frontend_question_id": 834,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 862,
            "question__article__live": true,
            "question__article__slug": "find-and-replace-in-string",
            "question__title": "Find And Replace in String",
            "question__title_slug": "find-and-replace-in-string",
            "question__hide": false,
            "total_acs": 27143,
            "total_submitted": 56108,
            "frontend_question_id": 833,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 861,
            "question__article__live": true,
            "question__article__slug": "flipping-an-image",
            "question__title": "Flipping an Image",
            "question__title_slug": "flipping-an-image",
            "question__hide": false,
            "total_acs": 137096,
            "total_submitted": 185057,
            "frontend_question_id": 832,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 860,
            "question__article__live": true,
            "question__article__slug": "design-circular-queue",
            "question__title": "Design Circular Queue",
            "question__title_slug": "design-circular-queue",
            "question__hide": false,
            "total_acs": 41218,
            "total_submitted": 99379,
            "frontend_question_id": 622,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 859,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design Circular Deque",
            "question__title_slug": "design-circular-deque",
            "question__hide": false,
            "total_acs": 10674,
            "total_submitted": 21098,
            "frontend_question_id": 641,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 858,
            "question__article__live": true,
            "question__article__slug": "masking-personal-information",
            "question__title": "Masking Personal Information",
            "question__title_slug": "masking-personal-information",
            "question__hide": false,
            "total_acs": 8232,
            "total_submitted": 19211,
            "frontend_question_id": 831,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 857,
            "question__article__live": true,
            "question__article__slug": "positions-of-large-groups",
            "question__title": "Positions of Large Groups",
            "question__title_slug": "positions-of-large-groups",
            "question__hide": false,
            "total_acs": 33840,
            "total_submitted": 69908,
            "frontend_question_id": 830,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 856,
            "question__article__live": true,
            "question__article__slug": "consecutive-numbers-sum",
            "question__title": "Consecutive Numbers Sum",
            "question__title_slug": "consecutive-numbers-sum",
            "question__hide": false,
            "total_acs": 16331,
            "total_submitted": 45967,
            "frontend_question_id": 829,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 855,
            "question__article__live": true,
            "question__article__slug": "unique-letter-string",
            "question__title": "Unique Letter String",
            "question__title_slug": "unique-letter-string",
            "question__hide": false,
            "total_acs": 7217,
            "total_submitted": 17098,
            "frontend_question_id": 828,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 854,
            "question__article__live": true,
            "question__article__slug": "making-a-large-island",
            "question__title": "Making A Large Island",
            "question__title_slug": "making-a-large-island",
            "question__hide": false,
            "total_acs": 12336,
            "total_submitted": 27873,
            "frontend_question_id": 827,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 853,
            "question__article__live": true,
            "question__article__slug": "most-profit-assigning-work",
            "question__title": "Most Profit Assigning Work",
            "question__title_slug": "most-profit-assigning-work",
            "question__hide": false,
            "total_acs": 14972,
            "total_submitted": 40086,
            "frontend_question_id": 826,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 852,
            "question__article__live": true,
            "question__article__slug": "friends-of-appropriate-ages",
            "question__title": "Friends Of Appropriate Ages",
            "question__title_slug": "friends-of-appropriate-ages",
            "question__hide": false,
            "total_acs": 25178,
            "total_submitted": 62389,
            "frontend_question_id": 825,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 851,
            "question__article__live": true,
            "question__article__slug": "goat-latin",
            "question__title": "Goat Latin",
            "question__title_slug": "goat-latin",
            "question__hide": false,
            "total_acs": 44735,
            "total_submitted": 74691,
            "frontend_question_id": 824,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 850,
            "question__article__live": true,
            "question__article__slug": "insert-into-a-cyclic-sorted-list",
            "question__title": "Insert into a Sorted Circular Linked List",
            "question__title_slug": "insert-into-a-sorted-circular-linked-list",
            "question__hide": false,
            "total_acs": 24403,
            "total_submitted": 78481,
            "frontend_question_id": 708,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 843,
            "question__article__live": true,
            "question__article__slug": "binary-trees-with-factors",
            "question__title": "Binary Trees With Factors",
            "question__title_slug": "binary-trees-with-factors",
            "question__hide": false,
            "total_acs": 9140,
            "total_submitted": 26728,
            "frontend_question_id": 823,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 842,
            "question__article__live": true,
            "question__article__slug": "card-flipping-game",
            "question__title": "Card Flipping Game",
            "question__title_slug": "card-flipping-game",
            "question__hide": false,
            "total_acs": 7473,
            "total_submitted": 17940,
            "frontend_question_id": 822,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 841,
            "question__article__live": true,
            "question__article__slug": "shortest-distance-to-a-character",
            "question__title": "Shortest Distance to a Character",
            "question__title_slug": "shortest-distance-to-a-character",
            "question__hide": false,
            "total_acs": 48925,
            "total_submitted": 75323,
            "frontend_question_id": 821,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 839,
            "question__article__live": true,
            "question__article__slug": "short-encoding-of-words",
            "question__title": "Short Encoding of Words",
            "question__title_slug": "short-encoding-of-words",
            "question__hide": false,
            "total_acs": 10708,
            "total_submitted": 21917,
            "frontend_question_id": 820,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 838,
            "question__article__live": true,
            "question__article__slug": "design-linked-list",
            "question__title": "Design Linked List",
            "question__title_slug": "design-linked-list",
            "question__hide": false,
            "total_acs": 38915,
            "total_submitted": 183045,
            "frontend_question_id": 707,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 837,
            "question__article__live": true,
            "question__article__slug": "most-common-word",
            "question__title": "Most Common Word",
            "question__title_slug": "most-common-word",
            "question__hide": false,
            "total_acs": 97864,
            "total_submitted": 226253,
            "frontend_question_id": 819,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 836,
            "question__article__live": true,
            "question__article__slug": "race-car",
            "question__title": "Race Car",
            "question__title_slug": "race-car",
            "question__hide": false,
            "total_acs": 14300,
            "total_submitted": 38382,
            "frontend_question_id": 818,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 835,
            "question__article__live": true,
            "question__article__slug": "linked-list-components",
            "question__title": "Linked List Components",
            "question__title_slug": "linked-list-components",
            "question__hide": false,
            "total_acs": 32535,
            "total_submitted": 58136,
            "frontend_question_id": 817,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 834,
            "question__article__live": true,
            "question__article__slug": "ambiguous-coordinates",
            "question__title": "Ambiguous Coordinates",
            "question__title_slug": "ambiguous-coordinates",
            "question__hide": false,
            "total_acs": 8063,
            "total_submitted": 17663,
            "frontend_question_id": 816,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 833,
            "question__article__live": true,
            "question__article__slug": "bus-routes",
            "question__title": "Bus Routes",
            "question__title_slug": "bus-routes",
            "question__hide": false,
            "total_acs": 28082,
            "total_submitted": 67892,
            "frontend_question_id": 815,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 832,
            "question__article__live": true,
            "question__article__slug": "binary-tree-pruning",
            "question__title": "Binary Tree Pruning",
            "question__title_slug": "binary-tree-pruning",
            "question__hide": false,
            "total_acs": 47589,
            "total_submitted": 65680,
            "frontend_question_id": 814,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 831,
            "question__article__live": true,
            "question__article__slug": "largest-sum-of-averages",
            "question__title": "Largest Sum of Averages",
            "question__title_slug": "largest-sum-of-averages",
            "question__hide": false,
            "total_acs": 17584,
            "total_submitted": 37079,
            "frontend_question_id": 813,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 830,
            "question__article__live": true,
            "question__article__slug": "largest-triangle-area",
            "question__title": "Largest Triangle Area",
            "question__title_slug": "largest-triangle-area",
            "question__hide": false,
            "total_acs": 17827,
            "total_submitted": 31224,
            "frontend_question_id": 812,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 829,
            "question__article__live": true,
            "question__article__slug": "subdomain-visit-count",
            "question__title": "Subdomain Visit Count",
            "question__title_slug": "subdomain-visit-count",
            "question__hide": false,
            "total_acs": 62803,
            "total_submitted": 93553,
            "frontend_question_id": 811,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 828,
            "question__article__live": true,
            "question__article__slug": "chalkboard-xor-game",
            "question__title": "Chalkboard XOR Game",
            "question__title_slug": "chalkboard-xor-game",
            "question__hide": false,
            "total_acs": 3228,
            "total_submitted": 7046,
            "frontend_question_id": 810,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 827,
            "question__article__live": true,
            "question__article__slug": "expressive-words",
            "question__title": "Expressive Words",
            "question__title_slug": "expressive-words",
            "question__hide": false,
            "total_acs": 23169,
            "total_submitted": 50541,
            "frontend_question_id": 809,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 826,
            "question__article__live": true,
            "question__article__slug": "soup-servings",
            "question__title": "Soup Servings",
            "question__title_slug": "soup-servings",
            "question__hide": false,
            "total_acs": 7637,
            "total_submitted": 19798,
            "frontend_question_id": 808,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 825,
            "question__article__live": true,
            "question__article__slug": "max-increase-to-keep-city-skyline",
            "question__title": "Max Increase to Keep City Skyline",
            "question__title_slug": "max-increase-to-keep-city-skyline",
            "question__hide": false,
            "total_acs": 68424,
            "total_submitted": 82966,
            "frontend_question_id": 807,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 824,
            "question__article__live": true,
            "question__article__slug": "number-of-lines-to-write-string",
            "question__title": "Number of Lines To Write String",
            "question__title_slug": "number-of-lines-to-write-string",
            "question__hide": false,
            "total_acs": 32612,
            "total_submitted": 51145,
            "frontend_question_id": 806,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 823,
            "question__article__live": true,
            "question__article__slug": "split-array-with-same-average",
            "question__title": "Split Array With Same Average",
            "question__title_slug": "split-array-with-same-average",
            "question__hide": false,
            "total_acs": 11977,
            "total_submitted": 46864,
            "frontend_question_id": 805,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 822,
            "question__article__live": true,
            "question__article__slug": "unique-morse-code-words",
            "question__title": "Unique Morse Code Words",
            "question__title_slug": "unique-morse-code-words",
            "question__hide": false,
            "total_acs": 117429,
            "total_submitted": 155322,
            "frontend_question_id": 804,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 821,
            "question__article__live": true,
            "question__article__slug": "bricks-falling-when-hit",
            "question__title": "Bricks Falling When Hit",
            "question__title_slug": "bricks-falling-when-hit",
            "question__hide": false,
            "total_acs": 12505,
            "total_submitted": 42311,
            "frontend_question_id": 803,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 820,
            "question__article__live": true,
            "question__article__slug": "find-eventual-safe-states",
            "question__title": "Find Eventual Safe States",
            "question__title_slug": "find-eventual-safe-states",
            "question__hide": false,
            "total_acs": 26009,
            "total_submitted": 56130,
            "frontend_question_id": 802,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 819,
            "question__article__live": true,
            "question__article__slug": "minimum-swaps-to-make-sequences-increasing",
            "question__title": "Minimum Swaps To Make Sequences Increasing",
            "question__title_slug": "minimum-swaps-to-make-sequences-increasing",
            "question__hide": false,
            "total_acs": 20190,
            "total_submitted": 54550,
            "frontend_question_id": 801,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 818,
            "question__article__live": true,
            "question__article__slug": "similar-rgb-color",
            "question__title": "Similar RGB Color",
            "question__title_slug": "similar-rgb-color",
            "question__hide": false,
            "total_acs": 8990,
            "total_submitted": 14811,
            "frontend_question_id": 800,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 817,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design HashMap",
            "question__title_slug": "design-hashmap",
            "question__hide": false,
            "total_acs": 57594,
            "total_submitted": 99352,
            "frontend_question_id": 706,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 816,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design HashSet",
            "question__title_slug": "design-hashset",
            "question__hide": false,
            "total_acs": 32823,
            "total_submitted": 57522,
            "frontend_question_id": 705,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 815,
            "question__article__live": true,
            "question__article__slug": "champagne-tower",
            "question__title": "Champagne Tower",
            "question__title_slug": "champagne-tower",
            "question__hide": false,
            "total_acs": 11906,
            "total_submitted": 34154,
            "frontend_question_id": 799,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 814,
            "question__article__live": true,
            "question__article__slug": "smallest-rotation-with-highest-score",
            "question__title": "Smallest Rotation with Highest Score",
            "question__title_slug": "smallest-rotation-with-highest-score",
            "question__hide": false,
            "total_acs": 5061,
            "total_submitted": 12085,
            "frontend_question_id": 798,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 813,
            "question__article__live": true,
            "question__article__slug": "all-paths-from-source-to-target",
            "question__title": "All Paths From Source to Target",
            "question__title_slug": "all-paths-from-source-to-target",
            "question__hide": false,
            "total_acs": 40032,
            "total_submitted": 55197,
            "frontend_question_id": 797,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 812,
            "question__article__live": true,
            "question__article__slug": "rotate-string",
            "question__title": "Rotate String",
            "question__title_slug": "rotate-string",
            "question__hide": false,
            "total_acs": 51988,
            "total_submitted": 105309,
            "frontend_question_id": 796,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 811,
            "question__article__live": true,
            "question__article__slug": "number-of-subarrays-with-bounded-maximum",
            "question__title": "Number of Subarrays with Bounded Maximum",
            "question__title_slug": "number-of-subarrays-with-bounded-maximum",
            "question__hide": false,
            "total_acs": 14353,
            "total_submitted": 32226,
            "frontend_question_id": 795,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 810,
            "question__article__live": true,
            "question__article__slug": "valid-tic-tac-toe-state",
            "question__title": "Valid Tic-Tac-Toe State",
            "question__title_slug": "valid-tic-tac-toe-state",
            "question__hide": false,
            "total_acs": 18628,
            "total_submitted": 58773,
            "frontend_question_id": 794,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 809,
            "question__article__live": true,
            "question__article__slug": "preimage-size-of-factorial-zeroes-function",
            "question__title": "Preimage Size of Factorial Zeroes Function",
            "question__title_slug": "preimage-size-of-factorial-zeroes-function",
            "question__hide": false,
            "total_acs": 6630,
            "total_submitted": 16729,
            "frontend_question_id": 793,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 808,
            "question__article__live": true,
            "question__article__slug": "number-of-matching-subsequences",
            "question__title": "Number of Matching Subsequences",
            "question__title_slug": "number-of-matching-subsequences",
            "question__hide": false,
            "total_acs": 28884,
            "total_submitted": 63116,
            "frontend_question_id": 792,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 807,
            "question__article__live": true,
            "question__article__slug": "custom-sort-string",
            "question__title": "Custom Sort String",
            "question__title_slug": "custom-sort-string",
            "question__hide": false,
            "total_acs": 46954,
            "total_submitted": 73488,
            "frontend_question_id": 791,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 806,
            "question__article__live": true,
            "question__article__slug": "domino-and-tromino-tiling",
            "question__title": "Domino and Tromino Tiling",
            "question__title_slug": "domino-and-tromino-tiling",
            "question__hide": false,
            "total_acs": 10772,
            "total_submitted": 28774,
            "frontend_question_id": 790,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 805,
            "question__article__live": true,
            "question__article__slug": "escape-the-ghosts",
            "question__title": "Escape The Ghosts",
            "question__title_slug": "escape-the-ghosts",
            "question__hide": false,
            "total_acs": 12193,
            "total_submitted": 21717,
            "frontend_question_id": 789,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 804,
            "question__article__live": true,
            "question__article__slug": "rotated-digits",
            "question__title": "Rotated Digits",
            "question__title_slug": "rotated-digits",
            "question__hide": false,
            "total_acs": 37828,
            "total_submitted": 67691,
            "frontend_question_id": 788,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 803,
            "question__article__live": true,
            "question__article__slug": "cheapest-flights-within-k-stops",
            "question__title": "Cheapest Flights Within K Stops",
            "question__title_slug": "cheapest-flights-within-k-stops",
            "question__hide": false,
            "total_acs": 60239,
            "total_submitted": 163917,
            "frontend_question_id": 787,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 802,
            "question__article__live": true,
            "question__article__slug": "k-th-smallest-prime-fraction",
            "question__title": "K-th Smallest Prime Fraction",
            "question__title_slug": "k-th-smallest-prime-fraction",
            "question__hide": false,
            "total_acs": 10290,
            "total_submitted": 24818,
            "frontend_question_id": 786,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 801,
            "question__article__live": true,
            "question__article__slug": "is-graph-bipartite",
            "question__title": "Is Graph Bipartite?",
            "question__title_slug": "is-graph-bipartite",
            "question__hide": false,
            "total_acs": 71133,
            "total_submitted": 156503,
            "frontend_question_id": 785,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 800,
            "question__article__live": true,
            "question__article__slug": "letter-case-permutation",
            "question__title": "Letter Case Permutation",
            "question__title_slug": "letter-case-permutation",
            "question__hide": false,
            "total_acs": 64656,
            "total_submitted": 107039,
            "frontend_question_id": 784,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 799,
            "question__article__live": true,
            "question__article__slug": "minimum-distance-between-bst-nodes",
            "question__title": "Minimum Distance Between BST Nodes",
            "question__title_slug": "minimum-distance-between-bst-nodes",
            "question__hide": false,
            "total_acs": 45183,
            "total_submitted": 88452,
            "frontend_question_id": 783,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 798,
            "question__article__live": true,
            "question__article__slug": "transform-to-chessboard",
            "question__title": "Transform to Chessboard",
            "question__title_slug": "transform-to-chessboard",
            "question__hide": false,
            "total_acs": 3722,
            "total_submitted": 9145,
            "frontend_question_id": 782,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 797,
            "question__article__live": true,
            "question__article__slug": "rabbits-in-forest",
            "question__title": "Rabbits in Forest",
            "question__title_slug": "rabbits-in-forest",
            "question__hide": false,
            "total_acs": 16222,
            "total_submitted": 30683,
            "frontend_question_id": 781,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 796,
            "question__article__live": true,
            "question__article__slug": "reaching-points",
            "question__title": "Reaching Points",
            "question__title_slug": "reaching-points",
            "question__hide": false,
            "total_acs": 13463,
            "total_submitted": 47261,
            "frontend_question_id": 780,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 795,
            "question__article__live": true,
            "question__article__slug": "k-th-symbol-in-grammar",
            "question__title": "K-th Symbol in Grammar",
            "question__title_slug": "k-th-symbol-in-grammar",
            "question__hide": false,
            "total_acs": 21067,
            "total_submitted": 56439,
            "frontend_question_id": 779,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 794,
            "question__article__live": true,
            "question__article__slug": "swim-in-rising-water",
            "question__title": "Swim in Rising Water",
            "question__title_slug": "swim-in-rising-water",
            "question__hide": false,
            "total_acs": 16845,
            "total_submitted": 33781,
            "frontend_question_id": 778,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 793,
            "question__article__live": true,
            "question__article__slug": "swap-adjacent-in-lr-string",
            "question__title": "Swap Adjacent in LR String",
            "question__title_slug": "swap-adjacent-in-lr-string",
            "question__hide": false,
            "total_acs": 19078,
            "total_submitted": 55788,
            "frontend_question_id": 777,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 792,
            "question__article__live": true,
            "question__article__slug": "binary-search",
            "question__title": "Binary Search",
            "question__title_slug": "binary-search",
            "question__hide": false,
            "total_acs": 86519,
            "total_submitted": 173220,
            "frontend_question_id": 704,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 791,
            "question__article__live": true,
            "question__article__slug": "split-bst",
            "question__title": "Split BST",
            "question__title_slug": "split-bst",
            "question__hide": false,
            "total_acs": 13191,
            "total_submitted": 24561,
            "frontend_question_id": 776,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 790,
            "question__article__live": true,
            "question__article__slug": "global-and-local-inversions",
            "question__title": "Global and Local Inversions",
            "question__title_slug": "global-and-local-inversions",
            "question__hide": false,
            "total_acs": 15766,
            "total_submitted": 39096,
            "frontend_question_id": 775,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 789,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Kth Largest Element in a Stream",
            "question__title_slug": "kth-largest-element-in-a-stream",
            "question__hide": false,
            "total_acs": 51416,
            "total_submitted": 107993,
            "frontend_question_id": 703,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 788,
            "question__article__live": true,
            "question__article__slug": "minimize-max-distance-to-gas-station",
            "question__title": "Minimize Max Distance to Gas Station",
            "question__title_slug": "minimize-max-distance-to-gas-station",
            "question__hide": false,
            "total_acs": 12401,
            "total_submitted": 28021,
            "frontend_question_id": 774,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 787,
            "question__article__live": true,
            "question__article__slug": "sliding-puzzle",
            "question__title": "Sliding Puzzle",
            "question__title_slug": "sliding-puzzle",
            "question__hide": false,
            "total_acs": 23892,
            "total_submitted": 42928,
            "frontend_question_id": 773,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 786,
            "question__article__live": true,
            "question__article__slug": "search-in-a-sorted-array-of-unknown-size",
            "question__title": "Search in a Sorted Array of Unknown Size",
            "question__title_slug": "search-in-a-sorted-array-of-unknown-size",
            "question__hide": false,
            "total_acs": 16321,
            "total_submitted": 25925,
            "frontend_question_id": 702,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 785,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Basic Calculator III",
            "question__title_slug": "basic-calculator-iii",
            "question__hide": false,
            "total_acs": 26161,
            "total_submitted": 63836,
            "frontend_question_id": 772,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 784,
            "question__article__live": true,
            "question__article__slug": "insert-into-a-bst",
            "question__title": "Insert into a Binary Search Tree",
            "question__title_slug": "insert-into-a-binary-search-tree",
            "question__hide": false,
            "total_acs": 72770,
            "total_submitted": 93369,
            "frontend_question_id": 701,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 783,
            "question__article__live": true,
            "question__article__slug": "search-in-a-bst",
            "question__title": "Search in a Binary Search Tree",
            "question__title_slug": "search-in-a-binary-search-tree",
            "question__hide": false,
            "total_acs": 94432,
            "total_submitted": 135240,
            "frontend_question_id": 700,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 782,
            "question__article__live": true,
            "question__article__slug": "jewels-and-stones",
            "question__title": "Jewels and Stones",
            "question__title_slug": "jewels-and-stones",
            "question__hide": false,
            "total_acs": 358309,
            "total_submitted": 425917,
            "frontend_question_id": 771,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 781,
            "question__article__live": true,
            "question__article__slug": "basic-calculator-iv",
            "question__title": "Basic Calculator IV",
            "question__title_slug": "basic-calculator-iv",
            "question__hide": false,
            "total_acs": 2906,
            "total_submitted": 6263,
            "frontend_question_id": 770,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 780,
            "question__article__live": true,
            "question__article__slug": "max-chunks-to-make-sorted-i",
            "question__title": "Max Chunks To Make Sorted",
            "question__title_slug": "max-chunks-to-make-sorted",
            "question__hide": false,
            "total_acs": 29656,
            "total_submitted": 55705,
            "frontend_question_id": 769,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 779,
            "question__article__live": true,
            "question__article__slug": "max-chunks-to-make-sorted-ii",
            "question__title": "Max Chunks To Make Sorted II",
            "question__title_slug": "max-chunks-to-make-sorted-ii",
            "question__hide": false,
            "total_acs": 15980,
            "total_submitted": 33816,
            "frontend_question_id": 768,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 778,
            "question__article__live": true,
            "question__article__slug": "reorganized-string",
            "question__title": "Reorganize String",
            "question__title_slug": "reorganize-string",
            "question__hide": false,
            "total_acs": 42769,
            "total_submitted": 94524,
            "frontend_question_id": 767,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 777,
            "question__article__live": true,
            "question__article__slug": "toeplitz-matrix",
            "question__title": "Toeplitz Matrix",
            "question__title_slug": "toeplitz-matrix",
            "question__hide": false,
            "total_acs": 74817,
            "total_submitted": 118806,
            "frontend_question_id": 766,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 776,
            "question__article__live": true,
            "question__article__slug": "n-ary-tree-postorder-transversal",
            "question__title": "N-ary Tree Postorder Traversal",
            "question__title_slug": "n-ary-tree-postorder-traversal",
            "question__hide": false,
            "total_acs": 61844,
            "total_submitted": 88955,
            "frontend_question_id": 590,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 775,
            "question__article__live": true,
            "question__article__slug": "n-ary-tree-preorder-traversal",
            "question__title": "N-ary Tree Preorder Traversal",
            "question__title_slug": "n-ary-tree-preorder-traversal",
            "question__hide": false,
            "total_acs": 69408,
            "total_submitted": 99920,
            "frontend_question_id": 589,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 774,
            "question__article__live": true,
            "question__article__slug": "maximum-depth-of-n-ary-tree",
            "question__title": "Maximum Depth of N-ary Tree",
            "question__title_slug": "maximum-depth-of-n-ary-tree",
            "question__hide": false,
            "total_acs": 77063,
            "total_submitted": 115672,
            "frontend_question_id": 559,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 773,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Quad Tree Intersection",
            "question__title_slug": "quad-tree-intersection",
            "question__hide": false,
            "total_acs": 7034,
            "total_submitted": 16362,
            "frontend_question_id": 558,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 772,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Construct Quad Tree",
            "question__title_slug": "construct-quad-tree",
            "question__hide": false,
            "total_acs": 17644,
            "total_submitted": 29679,
            "frontend_question_id": 427,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 771,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Encode N-ary Tree to Binary Tree",
            "question__title_slug": "encode-n-ary-tree-to-binary-tree",
            "question__hide": false,
            "total_acs": 4010,
            "total_submitted": 5911,
            "frontend_question_id": 431,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 770,
            "question__article__live": true,
            "question__article__slug": "couples-holding-hands",
            "question__title": "Couples Holding Hands",
            "question__title_slug": "couples-holding-hands",
            "question__hide": false,
            "total_acs": 19068,
            "total_submitted": 35986,
            "frontend_question_id": 765,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 769,
            "question__article__live": true,
            "question__article__slug": "largest-plus-sign",
            "question__title": "Largest Plus Sign",
            "question__title_slug": "largest-plus-sign",
            "question__hide": false,
            "total_acs": 16489,
            "total_submitted": 36704,
            "frontend_question_id": 764,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 768,
            "question__article__live": true,
            "question__article__slug": "partition-labels",
            "question__title": "Partition Labels",
            "question__title_slug": "partition-labels",
            "question__hide": false,
            "total_acs": 79910,
            "total_submitted": 109396,
            "frontend_question_id": 763,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 767,
            "question__article__live": true,
            "question__article__slug": "prime-number-of-set-bits-in-binary-representation",
            "question__title": "Prime Number of Set Bits in Binary Representation",
            "question__title_slug": "prime-number-of-set-bits-in-binary-representation",
            "question__hide": false,
            "total_acs": 35489,
            "total_submitted": 58213,
            "frontend_question_id": 762,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 766,
            "question__article__live": true,
            "question__article__slug": "flatten-a-multilevel-doubly-linked-list",
            "question__title": "Flatten a Multilevel Doubly Linked List",
            "question__title_slug": "flatten-a-multilevel-doubly-linked-list",
            "question__hide": false,
            "total_acs": 45032,
            "total_submitted": 96883,
            "frontend_question_id": 430,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 765,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Serialize and Deserialize N-ary Tree",
            "question__title_slug": "serialize-and-deserialize-n-ary-tree",
            "question__hide": false,
            "total_acs": 21004,
            "total_submitted": 37155,
            "frontend_question_id": 428,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 764,
            "question__article__live": true,
            "question__article__slug": "n-ary-tree-level-order-traversal",
            "question__title": "N-ary Tree Level Order Traversal",
            "question__title_slug": "n-ary-tree-level-order-traversal",
            "question__hide": false,
            "total_acs": 53371,
            "total_submitted": 86788,
            "frontend_question_id": 429,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 763,
            "question__article__live": true,
            "question__article__slug": "special-binary-string",
            "question__title": "Special Binary String",
            "question__title_slug": "special-binary-string",
            "question__hide": false,
            "total_acs": 6284,
            "total_submitted": 11690,
            "frontend_question_id": 761,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 762,
            "question__article__live": true,
            "question__article__slug": "find-anagram-mappings",
            "question__title": "Find Anagram Mappings",
            "question__title_slug": "find-anagram-mappings",
            "question__hide": false,
            "total_acs": 52293,
            "total_submitted": 65265,
            "frontend_question_id": 760,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 761,
            "question__article__live": true,
            "question__article__slug": "employee-free-time",
            "question__title": "Employee Free Time",
            "question__title_slug": "employee-free-time",
            "question__hide": false,
            "total_acs": 23910,
            "total_submitted": 37648,
            "frontend_question_id": 759,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 760,
            "question__article__live": true,
            "question__article__slug": "bold-words-in-string",
            "question__title": "Bold Words in String",
            "question__title_slug": "bold-words-in-string",
            "question__hide": false,
            "total_acs": 8914,
            "total_submitted": 20304,
            "frontend_question_id": 758,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 759,
            "question__article__live": true,
            "question__article__slug": "set-intersection-size-at-least-two",
            "question__title": "Set Intersection Size At Least Two",
            "question__title_slug": "set-intersection-size-at-least-two",
            "question__hide": false,
            "total_acs": 5454,
            "total_submitted": 14637,
            "frontend_question_id": 757,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 758,
            "question__article__live": true,
            "question__article__slug": "convert-binary-search-tree-to-sorted-doubly-linked",
            "question__title": "Convert Binary Search Tree to Sorted Doubly Linked List",
            "question__title_slug": "convert-binary-search-tree-to-sorted-doubly-linked-list",
            "question__hide": false,
            "total_acs": 50184,
            "total_submitted": 90017,
            "frontend_question_id": 426,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 757,
            "question__article__live": true,
            "question__article__slug": "pyramid-transition-matrix",
            "question__title": "Pyramid Transition Matrix",
            "question__title_slug": "pyramid-transition-matrix",
            "question__hide": false,
            "total_acs": 17060,
            "total_submitted": 32142,
            "frontend_question_id": 756,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 756,
            "question__article__live": true,
            "question__article__slug": "pour-water",
            "question__title": "Pour Water",
            "question__title_slug": "pour-water",
            "question__hide": false,
            "total_acs": 17909,
            "total_submitted": 42032,
            "frontend_question_id": 755,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 755,
            "question__article__live": true,
            "question__article__slug": "reach-a-number",
            "question__title": "Reach a Number",
            "question__title_slug": "reach-a-number",
            "question__hide": false,
            "total_acs": 14010,
            "total_submitted": 41492,
            "frontend_question_id": 754,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 754,
            "question__article__live": true,
            "question__article__slug": "cracking-the-safe",
            "question__title": "Cracking the Safe",
            "question__title_slug": "cracking-the-safe",
            "question__hide": false,
            "total_acs": 21645,
            "total_submitted": 44228,
            "frontend_question_id": 753,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 753,
            "question__article__live": true,
            "question__article__slug": "open-the-lock",
            "question__title": "Open the Lock",
            "question__title_slug": "open-the-lock",
            "question__hide": false,
            "total_acs": 32668,
            "total_submitted": 67746,
            "frontend_question_id": 752,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 752,
            "question__article__live": true,
            "question__article__slug": "ip-to-cidr",
            "question__title": "IP to CIDR",
            "question__title_slug": "ip-to-cidr",
            "question__hide": false,
            "total_acs": 9806,
            "total_submitted": 15931,
            "frontend_question_id": 751,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 751,
            "question__article__live": true,
            "question__article__slug": "number-of-corner-rectangles",
            "question__title": "Number Of Corner Rectangles",
            "question__title_slug": "number-of-corner-rectangles",
            "question__hide": false,
            "total_acs": 22966,
            "total_submitted": 34835,
            "frontend_question_id": 750,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 750,
            "question__article__live": true,
            "question__article__slug": "contain-virus",
            "question__title": "Contain Virus",
            "question__title_slug": "contain-virus",
            "question__hide": false,
            "total_acs": 3478,
            "total_submitted": 8216,
            "frontend_question_id": 749,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 749,
            "question__article__live": true,
            "question__article__slug": "shortest-completing-word",
            "question__title": "Shortest Completing Word",
            "question__title_slug": "shortest-completing-word",
            "question__hide": false,
            "total_acs": 26469,
            "total_submitted": 47480,
            "frontend_question_id": 748,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 748,
            "question__article__live": true,
            "question__article__slug": "largest-number-at-least-twice-of-others",
            "question__title": "Largest Number At Least Twice of Others",
            "question__title_slug": "largest-number-at-least-twice-of-others",
            "question__hide": false,
            "total_acs": 66819,
            "total_submitted": 163005,
            "frontend_question_id": 747,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 747,
            "question__article__live": true,
            "question__article__slug": "min-cost-climbing-stairs",
            "question__title": "Min Cost Climbing Stairs",
            "question__title_slug": "min-cost-climbing-stairs",
            "question__hide": false,
            "total_acs": 109164,
            "total_submitted": 225168,
            "frontend_question_id": 746,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 746,
            "question__article__live": true,
            "question__article__slug": "prefix-and-suffix-search",
            "question__title": "Prefix and Suffix Search",
            "question__title_slug": "prefix-and-suffix-search",
            "question__hide": false,
            "total_acs": 15137,
            "total_submitted": 46754,
            "frontend_question_id": 745,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 745,
            "question__article__live": true,
            "question__article__slug": "find-smallest-letter-greater-than-target",
            "question__title": "Find Smallest Letter Greater Than Target",
            "question__title_slug": "find-smallest-letter-greater-than-target",
            "question__hide": false,
            "total_acs": 54137,
            "total_submitted": 121353,
            "frontend_question_id": 744,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 744,
            "question__article__live": true,
            "question__article__slug": "network-delay-time",
            "question__title": "Network Delay Time",
            "question__title_slug": "network-delay-time",
            "question__hide": false,
            "total_acs": 56897,
            "total_submitted": 127025,
            "frontend_question_id": 743,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 743,
            "question__article__live": true,
            "question__article__slug": "closest-leaf-in-binary-tree",
            "question__title": "Closest Leaf in a Binary Tree",
            "question__title_slug": "closest-leaf-in-a-binary-tree",
            "question__hide": false,
            "total_acs": 15051,
            "total_submitted": 36265,
            "frontend_question_id": 742,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 742,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "To Lower Case",
            "question__title_slug": "to-lower-case",
            "question__hide": false,
            "total_acs": 165436,
            "total_submitted": 211862,
            "frontend_question_id": 709,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 741,
            "question__article__live": true,
            "question__article__slug": "cherry-pickup",
            "question__title": "Cherry Pickup",
            "question__title_slug": "cherry-pickup",
            "question__hide": false,
            "total_acs": 16830,
            "total_submitted": 51796,
            "frontend_question_id": 741,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 740,
            "question__article__live": true,
            "question__article__slug": "delete-and-earn",
            "question__title": "Delete and Earn",
            "question__title_slug": "delete-and-earn",
            "question__hide": false,
            "total_acs": 28314,
            "total_submitted": 59613,
            "frontend_question_id": 740,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 739,
            "question__article__live": true,
            "question__article__slug": "daily-temperatures",
            "question__title": "Daily Temperatures",
            "question__title_slug": "daily-temperatures",
            "question__hide": false,
            "total_acs": 105448,
            "total_submitted": 171829,
            "frontend_question_id": 739,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 738,
            "question__article__live": true,
            "question__article__slug": "monotone-increasing-digits",
            "question__title": "Monotone Increasing Digits",
            "question__title_slug": "monotone-increasing-digits",
            "question__hide": false,
            "total_acs": 17015,
            "total_submitted": 39705,
            "frontend_question_id": 738,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 737,
            "question__article__live": true,
            "question__article__slug": "sentence-similarity-ii",
            "question__title": "Sentence Similarity II",
            "question__title_slug": "sentence-similarity-ii",
            "question__hide": false,
            "total_acs": 31116,
            "total_submitted": 69580,
            "frontend_question_id": 737,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 736,
            "question__article__live": true,
            "question__article__slug": "parse-lisp-expression",
            "question__title": "Parse Lisp Expression",
            "question__title_slug": "parse-lisp-expression",
            "question__hide": false,
            "total_acs": 8916,
            "total_submitted": 19433,
            "frontend_question_id": 736,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 735,
            "question__article__live": true,
            "question__article__slug": "asteroid-collision",
            "question__title": "Asteroid Collision",
            "question__title_slug": "asteroid-collision",
            "question__hide": false,
            "total_acs": 38250,
            "total_submitted": 96704,
            "frontend_question_id": 735,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 734,
            "question__article__live": true,
            "question__article__slug": "sentence-similarity",
            "question__title": "Sentence Similarity",
            "question__title_slug": "sentence-similarity",
            "question__hide": false,
            "total_acs": 28420,
            "total_submitted": 68765,
            "frontend_question_id": 734,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 733,
            "question__article__live": true,
            "question__article__slug": "flood-fill",
            "question__title": "Flood Fill",
            "question__title_slug": "flood-fill",
            "question__hide": false,
            "total_acs": 75799,
            "total_submitted": 144467,
            "frontend_question_id": 733,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 732,
            "question__article__live": true,
            "question__article__slug": "my-calendar-iii",
            "question__title": "My Calendar III",
            "question__title_slug": "my-calendar-iii",
            "question__hide": false,
            "total_acs": 16440,
            "total_submitted": 28635,
            "frontend_question_id": 732,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 731,
            "question__article__live": true,
            "question__article__slug": "my-calendar-ii",
            "question__title": "My Calendar II",
            "question__title_slug": "my-calendar-ii",
            "question__hide": false,
            "total_acs": 31463,
            "total_submitted": 67052,
            "frontend_question_id": 731,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 730,
            "question__article__live": true,
            "question__article__slug": "count-different-palindromic-subsequences",
            "question__title": "Count Different Palindromic Subsequences",
            "question__title_slug": "count-different-palindromic-subsequences",
            "question__hide": false,
            "total_acs": 11325,
            "total_submitted": 28044,
            "frontend_question_id": 730,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 729,
            "question__article__live": true,
            "question__article__slug": "my-calendar-i",
            "question__title": "My Calendar I",
            "question__title_slug": "my-calendar-i",
            "question__hide": false,
            "total_acs": 41864,
            "total_submitted": 84815,
            "frontend_question_id": 729,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 728,
            "question__article__live": true,
            "question__article__slug": "self-dividing-numbers",
            "question__title": "Self Dividing Numbers",
            "question__title_slug": "self-dividing-numbers",
            "question__hide": false,
            "total_acs": 102722,
            "total_submitted": 142204,
            "frontend_question_id": 728,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 727,
            "question__article__live": true,
            "question__article__slug": "minimum-window-subsequence",
            "question__title": "Minimum Window Subsequence",
            "question__title_slug": "minimum-window-subsequence",
            "question__hide": false,
            "total_acs": 23103,
            "total_submitted": 58208,
            "frontend_question_id": 727,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 726,
            "question__article__live": true,
            "question__article__slug": "number-of-atoms",
            "question__title": "Number of Atoms",
            "question__title_slug": "number-of-atoms",
            "question__hide": false,
            "total_acs": 14443,
            "total_submitted": 31133,
            "frontend_question_id": 726,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 725,
            "question__article__live": true,
            "question__article__slug": "split-linked-list-in-parts",
            "question__title": "Split Linked List in Parts",
            "question__title_slug": "split-linked-list-in-parts",
            "question__hide": false,
            "total_acs": 35238,
            "total_submitted": 70148,
            "frontend_question_id": 725,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 724,
            "question__article__live": true,
            "question__article__slug": "find-pivot-index",
            "question__title": "Find Pivot Index",
            "question__title_slug": "find-pivot-index",
            "question__hide": false,
            "total_acs": 95670,
            "total_submitted": 226154,
            "frontend_question_id": 724,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 723,
            "question__article__live": true,
            "question__article__slug": "candy-crush",
            "question__title": "Candy Crush",
            "question__title_slug": "candy-crush",
            "question__hide": false,
            "total_acs": 13673,
            "total_submitted": 20622,
            "frontend_question_id": 723,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 722,
            "question__article__live": true,
            "question__article__slug": "remove-comments",
            "question__title": "Remove Comments",
            "question__title_slug": "remove-comments",
            "question__hide": false,
            "total_acs": 19915,
            "total_submitted": 61148,
            "frontend_question_id": 722,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 721,
            "question__article__live": true,
            "question__article__slug": "accounts-merge",
            "question__title": "Accounts Merge",
            "question__title_slug": "accounts-merge",
            "question__hide": false,
            "total_acs": 52213,
            "total_submitted": 117891,
            "frontend_question_id": 721,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 720,
            "question__article__live": true,
            "question__article__slug": "longest-word-in-dictionary",
            "question__title": "Longest Word in Dictionary",
            "question__title_slug": "longest-word-in-dictionary",
            "question__hide": false,
            "total_acs": 46315,
            "total_submitted": 99599,
            "frontend_question_id": 720,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 719,
            "question__article__live": true,
            "question__article__slug": "find-k-th-smallest-pair-distance",
            "question__title": "Find K-th Smallest Pair Distance",
            "question__title_slug": "find-k-th-smallest-pair-distance",
            "question__hide": false,
            "total_acs": 24633,
            "total_submitted": 81481,
            "frontend_question_id": 719,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 718,
            "question__article__live": true,
            "question__article__slug": "maximum-length-of-repeated-subarray",
            "question__title": "Maximum Length of Repeated Subarray",
            "question__title_slug": "maximum-length-of-repeated-subarray",
            "question__hide": false,
            "total_acs": 45748,
            "total_submitted": 95245,
            "frontend_question_id": 718,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 717,
            "question__article__live": true,
            "question__article__slug": "1-bit-and-2-bit-characters",
            "question__title": "1-bit and 2-bit Characters",
            "question__title_slug": "1-bit-and-2-bit-characters",
            "question__hide": false,
            "total_acs": 49730,
            "total_submitted": 101207,
            "frontend_question_id": 717,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 716,
            "question__article__live": true,
            "question__article__slug": "max-stack",
            "question__title": "Max Stack",
            "question__title_slug": "max-stack",
            "question__hide": false,
            "total_acs": 38990,
            "total_submitted": 93842,
            "frontend_question_id": 716,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 715,
            "question__article__live": true,
            "question__article__slug": "range-module",
            "question__title": "Range Module",
            "question__title_slug": "range-module",
            "question__hide": false,
            "total_acs": 14846,
            "total_submitted": 39951,
            "frontend_question_id": 715,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 714,
            "question__article__live": true,
            "question__article__slug": "best-time-to-buy-and-sell-stock-with-transaction-fee",
            "question__title": "Best Time to Buy and Sell Stock with Transaction Fee",
            "question__title_slug": "best-time-to-buy-and-sell-stock-with-transaction-fee",
            "question__hide": false,
            "total_acs": 51771,
            "total_submitted": 98761,
            "frontend_question_id": 714,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 713,
            "question__article__live": true,
            "question__article__slug": "subarray-product-less-than-k",
            "question__title": "Subarray Product Less Than K",
            "question__title_slug": "subarray-product-less-than-k",
            "question__hide": false,
            "total_acs": 42885,
            "total_submitted": 112253,
            "frontend_question_id": 713,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 712,
            "question__article__live": true,
            "question__article__slug": "minimum-ascii-delete-sum-for-two-strings",
            "question__title": "Minimum ASCII Delete Sum for Two Strings",
            "question__title_slug": "minimum-ascii-delete-sum-for-two-strings",
            "question__hide": false,
            "total_acs": 26099,
            "total_submitted": 46376,
            "frontend_question_id": 712,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 711,
            "question__article__live": true,
            "question__article__slug": "number-of-distinct-islands-ii",
            "question__title": "Number of Distinct Islands II",
            "question__title_slug": "number-of-distinct-islands-ii",
            "question__hide": false,
            "total_acs": 4719,
            "total_submitted": 9803,
            "frontend_question_id": 711,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 699,
            "question__article__live": true,
            "question__article__slug": "falling-squares",
            "question__title": "Falling Squares",
            "question__title_slug": "falling-squares",
            "question__hide": false,
            "total_acs": 10897,
            "total_submitted": 26742,
            "frontend_question_id": 699,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 698,
            "question__article__live": true,
            "question__article__slug": "partition-to-k-equal-sum-subsets",
            "question__title": "Partition to K Equal Sum Subsets",
            "question__title_slug": "partition-to-k-equal-sum-subsets",
            "question__hide": false,
            "total_acs": 61095,
            "total_submitted": 138265,
            "frontend_question_id": 698,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 697,
            "question__article__live": true,
            "question__article__slug": "degree-of-an-array",
            "question__title": "Degree of an Array",
            "question__title_slug": "degree-of-an-array",
            "question__hide": false,
            "total_acs": 65270,
            "total_submitted": 124989,
            "frontend_question_id": 697,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 696,
            "question__article__live": true,
            "question__article__slug": "count-binary-substrings",
            "question__title": "Count Binary Substrings",
            "question__title_slug": "count-binary-substrings",
            "question__hide": false,
            "total_acs": 37297,
            "total_submitted": 68353,
            "frontend_question_id": 696,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 695,
            "question__article__live": true,
            "question__article__slug": "max-area-of-island",
            "question__title": "Max Area of Island",
            "question__title_slug": "max-area-of-island",
            "question__hide": false,
            "total_acs": 111037,
            "total_submitted": 185966,
            "frontend_question_id": 695,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 694,
            "question__article__live": true,
            "question__article__slug": "number-of-distinct-islands",
            "question__title": "Number of Distinct Islands",
            "question__title_slug": "number-of-distinct-islands",
            "question__hide": false,
            "total_acs": 37239,
            "total_submitted": 69911,
            "frontend_question_id": 694,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 693,
            "question__article__live": true,
            "question__article__slug": "binary-number-with-alternating-bits",
            "question__title": "Binary Number with Alternating Bits",
            "question__title_slug": "binary-number-with-alternating-bits",
            "question__hide": false,
            "total_acs": 50030,
            "total_submitted": 85477,
            "frontend_question_id": 693,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 692,
            "question__article__live": true,
            "question__article__slug": "top-k-frequent-words",
            "question__title": "Top K Frequent Words",
            "question__title_slug": "top-k-frequent-words",
            "question__hide": false,
            "total_acs": 101468,
            "total_submitted": 210745,
            "frontend_question_id": 692,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 691,
            "question__article__live": true,
            "question__article__slug": "stickers-to-spell-word",
            "question__title": "Stickers to Spell Word",
            "question__title_slug": "stickers-to-spell-word",
            "question__hide": false,
            "total_acs": 11630,
            "total_submitted": 28687,
            "frontend_question_id": 691,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 690,
            "question__article__live": true,
            "question__article__slug": "employee-importance",
            "question__title": "Employee Importance",
            "question__title_slug": "employee-importance",
            "question__hide": false,
            "total_acs": 56938,
            "total_submitted": 102907,
            "frontend_question_id": 690,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 689,
            "question__article__live": true,
            "question__article__slug": "maximum-sum-of-3-non-overlapping-intervals",
            "question__title": "Maximum Sum of 3 Non-Overlapping Subarrays",
            "question__title_slug": "maximum-sum-of-3-non-overlapping-subarrays",
            "question__hide": false,
            "total_acs": 30848,
            "total_submitted": 68867,
            "frontend_question_id": 689,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 688,
            "question__article__live": true,
            "question__article__slug": "knight-probability-in-chessboard",
            "question__title": "Knight Probability in Chessboard",
            "question__title_slug": "knight-probability-in-chessboard",
            "question__hide": false,
            "total_acs": 29429,
            "total_submitted": 63309,
            "frontend_question_id": 688,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 687,
            "question__article__live": true,
            "question__article__slug": "longest-univalue-path",
            "question__title": "Longest Univalue Path",
            "question__title_slug": "longest-univalue-path",
            "question__hide": false,
            "total_acs": 72645,
            "total_submitted": 208780,
            "frontend_question_id": 687,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 686,
            "question__article__live": true,
            "question__article__slug": "repeated-string-match",
            "question__title": "Repeated String Match",
            "question__title_slug": "repeated-string-match",
            "question__hide": false,
            "total_acs": 79565,
            "total_submitted": 249308,
            "frontend_question_id": 686,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 685,
            "question__article__live": true,
            "question__article__slug": "redundant-connection-ii",
            "question__title": "Redundant Connection II",
            "question__title_slug": "redundant-connection-ii",
            "question__hide": false,
            "total_acs": 28549,
            "total_submitted": 89864,
            "frontend_question_id": 685,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 684,
            "question__article__live": true,
            "question__article__slug": "redundant-connection",
            "question__title": "Redundant Connection",
            "question__title_slug": "redundant-connection",
            "question__hide": false,
            "total_acs": 69201,
            "total_submitted": 126931,
            "frontend_question_id": 684,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 683,
            "question__article__live": true,
            "question__article__slug": "k-empty-slots",
            "question__title": "K Empty Slots",
            "question__title_slug": "k-empty-slots",
            "question__hide": false,
            "total_acs": 41888,
            "total_submitted": 119936,
            "frontend_question_id": 683,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 682,
            "question__article__live": true,
            "question__article__slug": "baseball-game",
            "question__title": "Baseball Game",
            "question__title_slug": "baseball-game",
            "question__hide": false,
            "total_acs": 63504,
            "total_submitted": 102452,
            "frontend_question_id": 682,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 681,
            "question__article__live": true,
            "question__article__slug": "next-closest-time",
            "question__title": "Next Closest Time",
            "question__title_slug": "next-closest-time",
            "question__hide": false,
            "total_acs": 52515,
            "total_submitted": 120728,
            "frontend_question_id": 681,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 680,
            "question__article__live": true,
            "question__article__slug": "valid-palindrome-ii",
            "question__title": "Valid Palindrome II",
            "question__title_slug": "valid-palindrome-ii",
            "question__hide": false,
            "total_acs": 109061,
            "total_submitted": 308034,
            "frontend_question_id": 680,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 679,
            "question__article__live": true,
            "question__article__slug": "24-game",
            "question__title": "24 Game",
            "question__title_slug": "24-game",
            "question__hide": false,
            "total_acs": 27296,
            "total_submitted": 61457,
            "frontend_question_id": 679,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 678,
            "question__article__live": true,
            "question__article__slug": "valid-parenthesis-string",
            "question__title": "Valid Parenthesis String",
            "question__title_slug": "valid-parenthesis-string",
            "question__hide": false,
            "total_acs": 36379,
            "total_submitted": 108418,
            "frontend_question_id": 678,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 677,
            "question__article__live": true,
            "question__article__slug": "map-sum-pairs",
            "question__title": "Map Sum Pairs",
            "question__title_slug": "map-sum-pairs",
            "question__hide": false,
            "total_acs": 32029,
            "total_submitted": 60985,
            "frontend_question_id": 677,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 676,
            "question__article__live": true,
            "question__article__slug": "implement-magic-dictionary",
            "question__title": "Implement Magic Dictionary",
            "question__title_slug": "implement-magic-dictionary",
            "question__hide": false,
            "total_acs": 30866,
            "total_submitted": 58603,
            "frontend_question_id": 676,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 675,
            "question__article__live": true,
            "question__article__slug": "cutoff-trees-for-golf-event",
            "question__title": "Cut Off Trees for Golf Event",
            "question__title_slug": "cut-off-trees-for-golf-event",
            "question__hide": false,
            "total_acs": 23013,
            "total_submitted": 69795,
            "frontend_question_id": 675,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 674,
            "question__article__live": true,
            "question__article__slug": "longest-continuous-increasing-subsequence",
            "question__title": "Longest Continuous Increasing Subsequence",
            "question__title_slug": "longest-continuous-increasing-subsequence",
            "question__hide": false,
            "total_acs": 83804,
            "total_submitted": 185929,
            "frontend_question_id": 674,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 673,
            "question__article__live": true,
            "question__article__slug": "number-of-longest-increasing-subsequence",
            "question__title": "Number of Longest Increasing Subsequence",
            "question__title_slug": "number-of-longest-increasing-subsequence",
            "question__hide": false,
            "total_acs": 38363,
            "total_submitted": 111189,
            "frontend_question_id": 673,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 672,
            "question__article__live": true,
            "question__article__slug": "bulb-switcher-ii",
            "question__title": "Bulb Switcher II",
            "question__title_slug": "bulb-switcher-ii",
            "question__hide": false,
            "total_acs": 10871,
            "total_submitted": 21602,
            "frontend_question_id": 672,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 671,
            "question__article__live": true,
            "question__article__slug": "second-minimum-node-in-a-binary-tree",
            "question__title": "Second Minimum Node In a Binary Tree",
            "question__title_slug": "second-minimum-node-in-a-binary-tree",
            "question__hide": false,
            "total_acs": 60832,
            "total_submitted": 141285,
            "frontend_question_id": 671,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 670,
            "question__article__live": true,
            "question__article__slug": "maximum-swap",
            "question__title": "Maximum Swap",
            "question__title_slug": "maximum-swap",
            "question__hide": false,
            "total_acs": 47406,
            "total_submitted": 114848,
            "frontend_question_id": 670,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 669,
            "question__article__live": true,
            "question__article__slug": "trim-a-binary-search-tree",
            "question__title": "Trim a Binary Search Tree",
            "question__title_slug": "trim-a-binary-search-tree",
            "question__hide": false,
            "total_acs": 80813,
            "total_submitted": 131779,
            "frontend_question_id": 669,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 668,
            "question__article__live": true,
            "question__article__slug": "kth-smallest-number-in-multiplication-table",
            "question__title": "Kth Smallest Number in Multiplication Table",
            "question__title_slug": "kth-smallest-number-in-multiplication-table",
            "question__hide": false,
            "total_acs": 16348,
            "total_submitted": 37338,
            "frontend_question_id": 668,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 667,
            "question__article__live": true,
            "question__article__slug": "beautiful-arrangement-ii",
            "question__title": "Beautiful Arrangement II",
            "question__title_slug": "beautiful-arrangement-ii",
            "question__hide": false,
            "total_acs": 20708,
            "total_submitted": 39094,
            "frontend_question_id": 667,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 666,
            "question__article__live": true,
            "question__article__slug": "path-sum-iv",
            "question__title": "Path Sum IV",
            "question__title_slug": "path-sum-iv",
            "question__hide": false,
            "total_acs": 10151,
            "total_submitted": 18829,
            "frontend_question_id": 666,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 665,
            "question__article__live": true,
            "question__article__slug": "non-decreasing-array",
            "question__title": "Non-decreasing Array",
            "question__title_slug": "non-decreasing-array",
            "question__hide": false,
            "total_acs": 69572,
            "total_submitted": 359855,
            "frontend_question_id": 665,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 664,
            "question__article__live": true,
            "question__article__slug": "strange-printer",
            "question__title": "Strange Printer",
            "question__title_slug": "strange-printer",
            "question__hide": false,
            "total_acs": 11432,
            "total_submitted": 29781,
            "frontend_question_id": 664,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 663,
            "question__article__live": true,
            "question__article__slug": "equal-tree-partition",
            "question__title": "Equal Tree Partition",
            "question__title_slug": "equal-tree-partition",
            "question__hide": false,
            "total_acs": 15988,
            "total_submitted": 41278,
            "frontend_question_id": 663,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 662,
            "question__article__live": true,
            "question__article__slug": "maximum-width-of-binary-tree",
            "question__title": "Maximum Width of Binary Tree",
            "question__title_slug": "maximum-width-of-binary-tree",
            "question__hide": false,
            "total_acs": 42939,
            "total_submitted": 108546,
            "frontend_question_id": 662,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 661,
            "question__article__live": true,
            "question__article__slug": "image-smoother",
            "question__title": "Image Smoother",
            "question__title_slug": "image-smoother",
            "question__hide": false,
            "total_acs": 41248,
            "total_submitted": 82778,
            "frontend_question_id": 661,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 660,
            "question__article__live": true,
            "question__article__slug": "remove-9",
            "question__title": "Remove 9",
            "question__title_slug": "remove-9",
            "question__hide": false,
            "total_acs": 6194,
            "total_submitted": 11694,
            "frontend_question_id": 660,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 659,
            "question__article__live": true,
            "question__article__slug": "split-array-into-consecutive-subsequences",
            "question__title": "Split Array into Consecutive Subsequences",
            "question__title_slug": "split-array-into-consecutive-subsequences",
            "question__hide": false,
            "total_acs": 27944,
            "total_submitted": 65908,
            "frontend_question_id": 659,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 658,
            "question__article__live": true,
            "question__article__slug": "find-k-closest-elements",
            "question__title": "Find K Closest Elements",
            "question__title_slug": "find-k-closest-elements",
            "question__hide": false,
            "total_acs": 72099,
            "total_submitted": 183637,
            "frontend_question_id": 658,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 657,
            "question__article__live": true,
            "question__article__slug": "judge-route-circle",
            "question__title": "Robot Return to Origin",
            "question__title_slug": "robot-return-to-origin",
            "question__hide": false,
            "total_acs": 200744,
            "total_submitted": 276674,
            "frontend_question_id": 657,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 656,
            "question__article__live": true,
            "question__article__slug": "coin-path",
            "question__title": "Coin Path",
            "question__title_slug": "coin-path",
            "question__hide": false,
            "total_acs": 7770,
            "total_submitted": 27922,
            "frontend_question_id": 656,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 655,
            "question__article__live": true,
            "question__article__slug": "print-binary-tree",
            "question__title": "Print Binary Tree",
            "question__title_slug": "print-binary-tree",
            "question__hide": false,
            "total_acs": 26064,
            "total_submitted": 49152,
            "frontend_question_id": 655,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 654,
            "question__article__live": true,
            "question__article__slug": "maximum-binary-tree",
            "question__title": "Maximum Binary Tree",
            "question__title_slug": "maximum-binary-tree",
            "question__hide": false,
            "total_acs": 106775,
            "total_submitted": 137385,
            "frontend_question_id": 654,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 653,
            "question__article__live": true,
            "question__article__slug": "two-sum-iv",
            "question__title": "Two Sum IV - Input is a BST",
            "question__title_slug": "two-sum-iv-input-is-a-bst",
            "question__hide": false,
            "total_acs": 111288,
            "total_submitted": 206735,
            "frontend_question_id": 653,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 652,
            "question__article__live": true,
            "question__article__slug": "find-duplicate-subtrees",
            "question__title": "Find Duplicate Subtrees",
            "question__title_slug": "find-duplicate-subtrees",
            "question__hide": false,
            "total_acs": 47919,
            "total_submitted": 100147,
            "frontend_question_id": 652,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 651,
            "question__article__live": true,
            "question__article__slug": "4-keys-keyboard",
            "question__title": "4 Keys Keyboard",
            "question__title_slug": "4-keys-keyboard",
            "question__hide": false,
            "total_acs": 13918,
            "total_submitted": 27024,
            "frontend_question_id": 651,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 650,
            "question__article__live": true,
            "question__article__slug": "2-keys-keyboard",
            "question__title": "2 Keys Keyboard",
            "question__title_slug": "2-keys-keyboard",
            "question__hide": false,
            "total_acs": 41417,
            "total_submitted": 86976,
            "frontend_question_id": 650,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 649,
            "question__article__live": true,
            "question__article__slug": "dota2-senate",
            "question__title": "Dota2 Senate",
            "question__title_slug": "dota2-senate",
            "question__hide": false,
            "total_acs": 10361,
            "total_submitted": 27083,
            "frontend_question_id": 649,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 648,
            "question__article__live": true,
            "question__article__slug": "replace-words",
            "question__title": "Replace Words",
            "question__title_slug": "replace-words",
            "question__hide": false,
            "total_acs": 42961,
            "total_submitted": 79405,
            "frontend_question_id": 648,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 647,
            "question__article__live": true,
            "question__article__slug": "palindromic-substrings",
            "question__title": "Palindromic Substrings",
            "question__title_slug": "palindromic-substrings",
            "question__hide": false,
            "total_acs": 134674,
            "total_submitted": 230070,
            "frontend_question_id": 647,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 646,
            "question__article__live": true,
            "question__article__slug": "maximum-length-of-pair-chain",
            "question__title": "Maximum Length of Pair Chain",
            "question__title_slug": "maximum-length-of-pair-chain",
            "question__hide": false,
            "total_acs": 44459,
            "total_submitted": 88704,
            "frontend_question_id": 646,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 645,
            "question__article__live": true,
            "question__article__slug": "set-mismatch",
            "question__title": "Set Mismatch",
            "question__title_slug": "set-mismatch",
            "question__hide": false,
            "total_acs": 58148,
            "total_submitted": 140915,
            "frontend_question_id": 645,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 644,
            "question__article__live": true,
            "question__article__slug": "maximum-average-subarray-ii",
            "question__title": "Maximum Average Subarray II",
            "question__title_slug": "maximum-average-subarray-ii",
            "question__hide": false,
            "total_acs": 9519,
            "total_submitted": 31566,
            "frontend_question_id": 644,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 643,
            "question__article__live": true,
            "question__article__slug": "maximum-average-subarray",
            "question__title": "Maximum Average Subarray I",
            "question__title_slug": "maximum-average-subarray-i",
            "question__hide": false,
            "total_acs": 62899,
            "total_submitted": 155168,
            "frontend_question_id": 643,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 642,
            "question__article__live": true,
            "question__article__slug": "design-search-autocomplete-system",
            "question__title": "Design Search Autocomplete System",
            "question__title_slug": "design-search-autocomplete-system",
            "question__hide": false,
            "total_acs": 37770,
            "total_submitted": 91102,
            "frontend_question_id": 642,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 640,
            "question__article__live": true,
            "question__article__slug": "solve-the-equation",
            "question__title": "Solve the Equation",
            "question__title_slug": "solve-the-equation",
            "question__hide": false,
            "total_acs": 20735,
            "total_submitted": 50618,
            "frontend_question_id": 640,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 639,
            "question__article__live": true,
            "question__article__slug": "decode-ways-ii",
            "question__title": "Decode Ways II",
            "question__title_slug": "decode-ways-ii",
            "question__hide": false,
            "total_acs": 25513,
            "total_submitted": 99149,
            "frontend_question_id": 639,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 638,
            "question__article__live": true,
            "question__article__slug": "shopping-offers",
            "question__title": "Shopping Offers",
            "question__title_slug": "shopping-offers",
            "question__hide": false,
            "total_acs": 25242,
            "total_submitted": 50245,
            "frontend_question_id": 638,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 637,
            "question__article__live": true,
            "question__article__slug": "average-of-levels",
            "question__title": "Average of Levels in Binary Tree",
            "question__title_slug": "average-of-levels-in-binary-tree",
            "question__hide": false,
            "total_acs": 96854,
            "total_submitted": 160223,
            "frontend_question_id": 637,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 636,
            "question__article__live": true,
            "question__article__slug": "exclusive-time-of-functions",
            "question__title": "Exclusive Time of Functions",
            "question__title_slug": "exclusive-time-of-functions",
            "question__hide": false,
            "total_acs": 52999,
            "total_submitted": 105602,
            "frontend_question_id": 636,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 635,
            "question__article__live": true,
            "question__article__slug": "design-log-storage",
            "question__title": "Design Log Storage System",
            "question__title_slug": "design-log-storage-system",
            "question__hide": false,
            "total_acs": 14201,
            "total_submitted": 24981,
            "frontend_question_id": 635,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 634,
            "question__article__live": true,
            "question__article__slug": "find-derangements",
            "question__title": "Find the Derangement of An Array",
            "question__title_slug": "find-the-derangement-of-an-array",
            "question__hide": false,
            "total_acs": 5585,
            "total_submitted": 14310,
            "frontend_question_id": 634,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 633,
            "question__article__live": true,
            "question__article__slug": "sum-of-square-numbers",
            "question__title": "Sum of Square Numbers",
            "question__title_slug": "sum-of-square-numbers",
            "question__hide": false,
            "total_acs": 54168,
            "total_submitted": 166358,
            "frontend_question_id": 633,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 632,
            "question__article__live": true,
            "question__article__slug": "smallest-range",
            "question__title": "Smallest Range Covering Elements from K Lists",
            "question__title_slug": "smallest-range-covering-elements-from-k-lists",
            "question__hide": false,
            "total_acs": 30195,
            "total_submitted": 60359,
            "frontend_question_id": 632,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 631,
            "question__article__live": true,
            "question__article__slug": "design-excel-sum-formula",
            "question__title": "Design Excel Sum Formula",
            "question__title_slug": "design-excel-sum-formula",
            "question__hide": false,
            "total_acs": 3469,
            "total_submitted": 11423,
            "frontend_question_id": 631,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 630,
            "question__article__live": true,
            "question__article__slug": "course-schedule-iii",
            "question__title": "Course Schedule III",
            "question__title_slug": "course-schedule-iii",
            "question__hide": false,
            "total_acs": 15461,
            "total_submitted": 47284,
            "frontend_question_id": 630,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 629,
            "question__article__live": true,
            "question__article__slug": "k-inverse-pairs-array",
            "question__title": "K Inverse Pairs Array",
            "question__title_slug": "k-inverse-pairs-array",
            "question__hide": false,
            "total_acs": 9173,
            "total_submitted": 30403,
            "frontend_question_id": 629,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 628,
            "question__article__live": true,
            "question__article__slug": "maximmum-product-of-three-numbers",
            "question__title": "Maximum Product of Three Numbers",
            "question__title_slug": "maximum-product-of-three-numbers",
            "question__hide": false,
            "total_acs": 89318,
            "total_submitted": 190937,
            "frontend_question_id": 628,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 625,
            "question__article__live": true,
            "question__article__slug": "minimum-factorization",
            "question__title": "Minimum Factorization",
            "question__title_slug": "minimum-factorization",
            "question__hide": false,
            "total_acs": 7216,
            "total_submitted": 22218,
            "frontend_question_id": 625,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 624,
            "question__article__live": true,
            "question__article__slug": "maximum-distance-in-array",
            "question__title": "Maximum Distance in Arrays",
            "question__title_slug": "maximum-distance-in-arrays",
            "question__hide": false,
            "total_acs": 16937,
            "total_submitted": 44350,
            "frontend_question_id": 624,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 623,
            "question__article__live": true,
            "question__article__slug": "add-one-row-in-a-tree",
            "question__title": "Add One Row to Tree",
            "question__title_slug": "add-one-row-to-tree",
            "question__hide": false,
            "total_acs": 30891,
            "total_submitted": 64282,
            "frontend_question_id": 623,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 621,
            "question__article__live": true,
            "question__article__slug": "task-scheduler",
            "question__title": "Task Scheduler",
            "question__title_slug": "task-scheduler",
            "question__hide": false,
            "total_acs": 119649,
            "total_submitted": 254218,
            "frontend_question_id": 621,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 617,
            "question__article__live": true,
            "question__article__slug": "merge-two-binary-trees",
            "question__title": "Merge Two Binary Trees",
            "question__title_slug": "merge-two-binary-trees",
            "question__hide": false,
            "total_acs": 229485,
            "total_submitted": 319247,
            "frontend_question_id": 617,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 616,
            "question__article__live": true,
            "question__article__slug": "add-bold-tag-in-a-string",
            "question__title": "Add Bold Tag in String",
            "question__title_slug": "add-bold-tag-in-string",
            "question__hide": false,
            "total_acs": 27761,
            "total_submitted": 68504,
            "frontend_question_id": 616,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 611,
            "question__article__live": true,
            "question__article__slug": "valid-triangle-number",
            "question__title": "Valid Triangle Number",
            "question__title_slug": "valid-triangle-number",
            "question__hide": false,
            "total_acs": 48937,
            "total_submitted": 104390,
            "frontend_question_id": 611,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 609,
            "question__article__live": true,
            "question__article__slug": "find-duplicate",
            "question__title": "Find Duplicate File in System",
            "question__title_slug": "find-duplicate-file-in-system",
            "question__hide": false,
            "total_acs": 38053,
            "total_submitted": 66386,
            "frontend_question_id": 609,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 606,
            "question__article__live": true,
            "question__article__slug": "construct-string-from-binary-tree",
            "question__title": "Construct String from Binary Tree",
            "question__title_slug": "construct-string-from-binary-tree",
            "question__hide": false,
            "total_acs": 69195,
            "total_submitted": 131590,
            "frontend_question_id": 606,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 605,
            "question__article__live": true,
            "question__article__slug": "can-place-flowers",
            "question__title": "Can Place Flowers",
            "question__title_slug": "can-place-flowers",
            "question__hide": false,
            "total_acs": 78574,
            "total_submitted": 249549,
            "frontend_question_id": 605,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 604,
            "question__article__live": true,
            "question__article__slug": "desing-compressed-string-iterator",
            "question__title": "Design Compressed String Iterator",
            "question__title_slug": "design-compressed-string-iterator",
            "question__hide": false,
            "total_acs": 14713,
            "total_submitted": 41091,
            "frontend_question_id": 604,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 600,
            "question__article__live": true,
            "question__article__slug": "non-negative-integers-without-consecutive-ones",
            "question__title": "Non-negative Integers without Consecutive Ones",
            "question__title_slug": "non-negative-integers-without-consecutive-ones",
            "question__hide": false,
            "total_acs": 10130,
            "total_submitted": 30402,
            "frontend_question_id": 600,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 599,
            "question__article__live": true,
            "question__article__slug": "minimum-index-sum-of-two-lists",
            "question__title": "Minimum Index Sum of Two Lists",
            "question__title_slug": "minimum-index-sum-of-two-lists",
            "question__hide": false,
            "total_acs": 71412,
            "total_submitted": 145176,
            "frontend_question_id": 599,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 598,
            "question__article__live": true,
            "question__article__slug": "range-addition-ii",
            "question__title": "Range Addition II",
            "question__title_slug": "range-addition-ii",
            "question__hide": false,
            "total_acs": 35444,
            "total_submitted": 72096,
            "frontend_question_id": 598,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 594,
            "question__article__live": true,
            "question__article__slug": "longest-harmonious-subsequence",
            "question__title": "Longest Harmonious Subsequence",
            "question__title_slug": "longest-harmonious-subsequence",
            "question__hide": false,
            "total_acs": 44227,
            "total_submitted": 98570,
            "frontend_question_id": 594,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 593,
            "question__article__live": true,
            "question__article__slug": "valid-square",
            "question__title": "Valid Square",
            "question__title_slug": "valid-square",
            "question__hide": false,
            "total_acs": 24203,
            "total_submitted": 58564,
            "frontend_question_id": 593,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 592,
            "question__article__live": true,
            "question__article__slug": "kill-process-3",
            "question__title": "Fraction Addition and Subtraction",
            "question__title_slug": "fraction-addition-and-subtraction",
            "question__hide": false,
            "total_acs": 15038,
            "total_submitted": 31502,
            "frontend_question_id": 592,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 591,
            "question__article__live": true,
            "question__article__slug": "tag-validator",
            "question__title": "Tag Validator",
            "question__title_slug": "tag-validator",
            "question__hide": false,
            "total_acs": 6427,
            "total_submitted": 19180,
            "frontend_question_id": 591,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 588,
            "question__article__live": true,
            "question__article__slug": "design-in-memory-file-system",
            "question__title": "Design In-Memory File System",
            "question__title_slug": "design-in-memory-file-system",
            "question__hide": false,
            "total_acs": 9283,
            "total_submitted": 21810,
            "frontend_question_id": 588,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 587,
            "question__article__live": true,
            "question__article__slug": "erect-the-fence",
            "question__title": "Erect the Fence",
            "question__title_slug": "erect-the-fence",
            "question__hide": false,
            "total_acs": 7915,
            "total_submitted": 22702,
            "frontend_question_id": 587,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 583,
            "question__article__live": true,
            "question__article__slug": "delete-operation-for-two-strings",
            "question__title": "Delete Operation for Two Strings",
            "question__title_slug": "delete-operation-for-two-strings",
            "question__hide": false,
            "total_acs": 38664,
            "total_submitted": 83623,
            "frontend_question_id": 583,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 582,
            "question__article__live": true,
            "question__article__slug": "kill-process",
            "question__title": "Kill Process",
            "question__title_slug": "kill-process",
            "question__hide": false,
            "total_acs": 28229,
            "total_submitted": 48508,
            "frontend_question_id": 582,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 581,
            "question__article__live": true,
            "question__article__slug": "shortest-unsorted-continous-subarray",
            "question__title": "Shortest Unsorted Continuous Subarray",
            "question__title_slug": "shortest-unsorted-continuous-subarray",
            "question__hide": false,
            "total_acs": 89730,
            "total_submitted": 293248,
            "frontend_question_id": 581,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 576,
            "question__article__live": true,
            "question__article__slug": "out-of-boundary-paths",
            "question__title": "Out of Boundary Paths",
            "question__title_slug": "out-of-boundary-paths",
            "question__hide": false,
            "total_acs": 21500,
            "total_submitted": 64581,
            "frontend_question_id": 576,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 575,
            "question__article__live": true,
            "question__article__slug": "distribute-candies",
            "question__title": "Distribute Candies",
            "question__title_slug": "distribute-candies",
            "question__hide": false,
            "total_acs": 84084,
            "total_submitted": 139360,
            "frontend_question_id": 575,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 573,
            "question__article__live": true,
            "question__article__slug": "squirrel-simulation",
            "question__title": "Squirrel Simulation",
            "question__title_slug": "squirrel-simulation",
            "question__hide": false,
            "total_acs": 6723,
            "total_submitted": 12251,
            "frontend_question_id": 573,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 572,
            "question__article__live": true,
            "question__article__slug": "subtree-of-another-tree",
            "question__title": "Subtree of Another Tree",
            "question__title_slug": "subtree-of-another-tree",
            "question__hide": false,
            "total_acs": 150258,
            "total_submitted": 347882,
            "frontend_question_id": 572,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 568,
            "question__article__live": true,
            "question__article__slug": "maximum-vacation-days",
            "question__title": "Maximum Vacation Days",
            "question__title_slug": "maximum-vacation-days",
            "question__hide": false,
            "total_acs": 20406,
            "total_submitted": 52266,
            "frontend_question_id": 568,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 567,
            "question__article__live": true,
            "question__article__slug": "short-permutation-in-a-long-string",
            "question__title": "Permutation in String",
            "question__title_slug": "permutation-in-string",
            "question__hide": false,
            "total_acs": 67680,
            "total_submitted": 170860,
            "frontend_question_id": 567,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 566,
            "question__article__live": true,
            "question__article__slug": "reshape-the-matrix",
            "question__title": "Reshape the Matrix",
            "question__title_slug": "reshape-the-matrix",
            "question__hide": false,
            "total_acs": 88269,
            "total_submitted": 148201,
            "frontend_question_id": 566,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 565,
            "question__article__live": true,
            "question__article__slug": "array-nesting",
            "question__title": "Array Nesting",
            "question__title_slug": "array-nesting",
            "question__hide": false,
            "total_acs": 43428,
            "total_submitted": 80135,
            "frontend_question_id": 565,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 564,
            "question__article__live": true,
            "question__article__slug": "find-the-closest-palindrome",
            "question__title": "Find the Closest Palindrome",
            "question__title_slug": "find-the-closest-palindrome",
            "question__hide": false,
            "total_acs": 16970,
            "total_submitted": 88164,
            "frontend_question_id": 564,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 563,
            "question__article__live": true,
            "question__article__slug": "binary-tree-tilt",
            "question__title": "Binary Tree Tilt",
            "question__title_slug": "binary-tree-tilt",
            "question__hide": false,
            "total_acs": 62181,
            "total_submitted": 131251,
            "frontend_question_id": 563,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 562,
            "question__article__live": true,
            "question__article__slug": "longest-line-of-consecutive-one-in-a-matrix",
            "question__title": "Longest Line of Consecutive One in Matrix",
            "question__title_slug": "longest-line-of-consecutive-one-in-matrix",
            "question__hide": false,
            "total_acs": 19347,
            "total_submitted": 43278,
            "frontend_question_id": 562,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 561,
            "question__article__live": true,
            "question__article__slug": "array-partitioning-i",
            "question__title": "Array Partition I",
            "question__title_slug": "array-partition-i",
            "question__hide": false,
            "total_acs": 177082,
            "total_submitted": 251280,
            "frontend_question_id": 561,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 560,
            "question__article__live": true,
            "question__article__slug": "subarray-sum-equals-k",
            "question__title": "Subarray Sum Equals K",
            "question__title_slug": "subarray-sum-equals-k",
            "question__hide": false,
            "total_acs": 167302,
            "total_submitted": 387322,
            "frontend_question_id": 560,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 557,
            "question__article__live": true,
            "question__article__slug": "reverse-words-in-a-string-iii",
            "question__title": "Reverse Words in a String III",
            "question__title_slug": "reverse-words-in-a-string-iii",
            "question__hide": false,
            "total_acs": 160956,
            "total_submitted": 241980,
            "frontend_question_id": 557,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 556,
            "question__article__live": true,
            "question__article__slug": "next-greater-element-iii",
            "question__title": "Next Greater Element III",
            "question__title_slug": "next-greater-element-iii",
            "question__hide": false,
            "total_acs": 32038,
            "total_submitted": 104174,
            "frontend_question_id": 556,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 555,
            "question__article__live": true,
            "question__article__slug": "split-assembled-strings",
            "question__title": "Split Concatenated Strings",
            "question__title_slug": "split-concatenated-strings",
            "question__hide": false,
            "total_acs": 4257,
            "total_submitted": 10421,
            "frontend_question_id": 555,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 554,
            "question__article__live": true,
            "question__article__slug": "brick-wall",
            "question__title": "Brick Wall",
            "question__title_slug": "brick-wall",
            "question__hide": false,
            "total_acs": 45166,
            "total_submitted": 92872,
            "frontend_question_id": 554,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 553,
            "question__article__live": true,
            "question__article__slug": "optimal-division",
            "question__title": "Optimal Division",
            "question__title_slug": "optimal-division",
            "question__hide": false,
            "total_acs": 22369,
            "total_submitted": 40009,
            "frontend_question_id": 553,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 552,
            "question__article__live": true,
            "question__article__slug": "student-attendance-record-ii",
            "question__title": "Student Attendance Record II",
            "question__title_slug": "student-attendance-record-ii",
            "question__hide": false,
            "total_acs": 16847,
            "total_submitted": 48561,
            "frontend_question_id": 552,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 551,
            "question__article__live": true,
            "question__article__slug": "student-attendance-record-i",
            "question__title": "Student Attendance Record I",
            "question__title_slug": "student-attendance-record-i",
            "question__hide": false,
            "total_acs": 65418,
            "total_submitted": 141607,
            "frontend_question_id": 551,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 549,
            "question__article__live": true,
            "question__article__slug": "binary-tree-longest-consecutive-sequence-ii",
            "question__title": "Binary Tree Longest Consecutive Sequence II",
            "question__title_slug": "binary-tree-longest-consecutive-sequence-ii",
            "question__hide": false,
            "total_acs": 20568,
            "total_submitted": 45024,
            "frontend_question_id": 549,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 548,
            "question__article__live": true,
            "question__article__slug": "split-array-with-equal-sum",
            "question__title": "Split Array with Equal Sum",
            "question__title_slug": "split-array-with-equal-sum",
            "question__hide": false,
            "total_acs": 9855,
            "total_submitted": 22277,
            "frontend_question_id": 548,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 547,
            "question__article__live": true,
            "question__article__slug": "friend-circles",
            "question__title": "Friend Circles",
            "question__title_slug": "friend-circles",
            "question__hide": false,
            "total_acs": 119510,
            "total_submitted": 213200,
            "frontend_question_id": 547,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 546,
            "question__article__live": true,
            "question__article__slug": "remove-boxes",
            "question__title": "Remove Boxes",
            "question__title_slug": "remove-boxes",
            "question__hide": false,
            "total_acs": 11422,
            "total_submitted": 28563,
            "frontend_question_id": 546,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 545,
            "question__article__live": true,
            "question__article__slug": "boundary-of-binary-tree",
            "question__title": "Boundary of Binary Tree",
            "question__title_slug": "boundary-of-binary-tree",
            "question__hide": false,
            "total_acs": 33276,
            "total_submitted": 89552,
            "frontend_question_id": 545,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 544,
            "question__article__live": true,
            "question__article__slug": "output-contest-matches",
            "question__title": "Output Contest Matches",
            "question__title_slug": "output-contest-matches",
            "question__hide": false,
            "total_acs": 17836,
            "total_submitted": 24068,
            "frontend_question_id": 544,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 543,
            "question__article__live": true,
            "question__article__slug": "diameter-of-binary-tree",
            "question__title": "Diameter of Binary Tree",
            "question__title_slug": "diameter-of-binary-tree",
            "question__hide": false,
            "total_acs": 182515,
            "total_submitted": 381070,
            "frontend_question_id": 543,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 542,
            "question__article__live": true,
            "question__article__slug": "01-matrix",
            "question__title": "01 Matrix",
            "question__title_slug": "01-matrix",
            "question__hide": false,
            "total_acs": 61125,
            "total_submitted": 162205,
            "frontend_question_id": 542,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 541,
            "question__article__live": true,
            "question__article__slug": "reverse-string-ii",
            "question__title": "Reverse String II",
            "question__title_slug": "reverse-string-ii",
            "question__hide": false,
            "total_acs": 72739,
            "total_submitted": 155686,
            "frontend_question_id": 541,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 540,
            "question__article__live": true,
            "question__article__slug": "single-element-in-a-sorted-array",
            "question__title": "Single Element in a Sorted Array",
            "question__title_slug": "single-element-in-a-sorted-array",
            "question__hide": false,
            "total_acs": 71034,
            "total_submitted": 123412,
            "frontend_question_id": 540,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 539,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Time Difference",
            "question__title_slug": "minimum-time-difference",
            "question__hide": false,
            "total_acs": 38080,
            "total_submitted": 76195,
            "frontend_question_id": 539,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 538,
            "question__article__live": true,
            "question__article__slug": "convert-bst-to-greater-tree",
            "question__title": "Convert BST to Greater Tree",
            "question__title_slug": "convert-bst-to-greater-tree",
            "question__hide": false,
            "total_acs": 99049,
            "total_submitted": 187247,
            "frontend_question_id": 538,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 537,
            "question__article__live": true,
            "question__article__slug": "complex-number-multiplication",
            "question__title": "Complex Number Multiplication",
            "question__title_slug": "complex-number-multiplication",
            "question__hide": false,
            "total_acs": 41305,
            "total_submitted": 62279,
            "frontend_question_id": 537,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 536,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Construct Binary Tree from String",
            "question__title_slug": "construct-binary-tree-from-string",
            "question__hide": false,
            "total_acs": 22907,
            "total_submitted": 48956,
            "frontend_question_id": 536,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 535,
            "question__article__live": true,
            "question__article__slug": "encode-and-decode-tinyurl",
            "question__title": "Encode and Decode TinyURL",
            "question__title_slug": "encode-and-decode-tinyurl",
            "question__hide": false,
            "total_acs": 90416,
            "total_submitted": 115574,
            "frontend_question_id": 535,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 533,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Lonely Pixel II",
            "question__title_slug": "lonely-pixel-ii",
            "question__hide": false,
            "total_acs": 9297,
            "total_submitted": 19786,
            "frontend_question_id": 533,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 532,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "K-diff Pairs in an Array",
            "question__title_slug": "k-diff-pairs-in-an-array",
            "question__hide": false,
            "total_acs": 79904,
            "total_submitted": 261122,
            "frontend_question_id": 532,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 531,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Lonely Pixel I",
            "question__title_slug": "lonely-pixel-i",
            "question__hide": false,
            "total_acs": 19046,
            "total_submitted": 32809,
            "frontend_question_id": 531,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 530,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Absolute Difference in BST",
            "question__title_slug": "minimum-absolute-difference-in-bst",
            "question__hide": false,
            "total_acs": 72130,
            "total_submitted": 139129,
            "frontend_question_id": 530,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 529,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minesweeper",
            "question__title_slug": "minesweeper",
            "question__hide": false,
            "total_acs": 45766,
            "total_submitted": 82138,
            "frontend_question_id": 529,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 527,
            "question__article__live": true,
            "question__article__slug": "word-abbreviation",
            "question__title": "Word Abbreviation",
            "question__title_slug": "word-abbreviation",
            "question__hide": false,
            "total_acs": 13741,
            "total_submitted": 26293,
            "frontend_question_id": 527,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 526,
            "question__article__live": true,
            "question__article__slug": "beautiful-arrangement",
            "question__title": "Beautiful Arrangement",
            "question__title_slug": "beautiful-arrangement",
            "question__hide": false,
            "total_acs": 43252,
            "total_submitted": 77054,
            "frontend_question_id": 526,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 525,
            "question__article__live": true,
            "question__article__slug": "contiguous-array",
            "question__title": "Contiguous Array",
            "question__title_slug": "contiguous-array",
            "question__hide": false,
            "total_acs": 49695,
            "total_submitted": 112219,
            "frontend_question_id": 525,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 524,
            "question__article__live": true,
            "question__article__slug": "longest-word-in-dictionary-through-deletion",
            "question__title": "Longest Word in Dictionary through Deleting",
            "question__title_slug": "longest-word-in-dictionary-through-deleting",
            "question__hide": false,
            "total_acs": 54239,
            "total_submitted": 114859,
            "frontend_question_id": 524,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 523,
            "question__article__live": true,
            "question__article__slug": "continous-subarray-sum",
            "question__title": "Continuous Subarray Sum",
            "question__title_slug": "continuous-subarray-sum",
            "question__hide": false,
            "total_acs": 90432,
            "total_submitted": 370707,
            "frontend_question_id": 523,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 522,
            "question__article__live": true,
            "question__article__slug": "longest-uncommon-subsequence-ii",
            "question__title": "Longest Uncommon Subsequence II",
            "question__title_slug": "longest-uncommon-subsequence-ii",
            "question__hide": false,
            "total_acs": 19081,
            "total_submitted": 57189,
            "frontend_question_id": 522,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 521,
            "question__article__live": true,
            "question__article__slug": "longest-uncommon-subsequence-i",
            "question__title": "Longest Uncommon Subsequence I ",
            "question__title_slug": "longest-uncommon-subsequence-i",
            "question__hide": false,
            "total_acs": 52605,
            "total_submitted": 92300,
            "frontend_question_id": 521,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 520,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Detect Capital",
            "question__title_slug": "detect-capital",
            "question__hide": false,
            "total_acs": 97024,
            "total_submitted": 183659,
            "frontend_question_id": 520,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 518,
            "question__article__live": true,
            "question__article__slug": "coin-change-ii",
            "question__title": "Coin Change 2",
            "question__title_slug": "coin-change-2",
            "question__hide": false,
            "total_acs": 65814,
            "total_submitted": 145471,
            "frontend_question_id": 518,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 517,
            "question__article__live": true,
            "question__article__slug": "super-washing-machines",
            "question__title": "Super Washing Machines",
            "question__title_slug": "super-washing-machines",
            "question__hide": false,
            "total_acs": 14157,
            "total_submitted": 37802,
            "frontend_question_id": 517,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 516,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Palindromic Subsequence",
            "question__title_slug": "longest-palindromic-subsequence",
            "question__hide": false,
            "total_acs": 83334,
            "total_submitted": 168157,
            "frontend_question_id": 516,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 515,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Largest Value in Each Tree Row",
            "question__title_slug": "find-largest-value-in-each-tree-row",
            "question__hide": false,
            "total_acs": 76603,
            "total_submitted": 129996,
            "frontend_question_id": 515,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 514,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Freedom Trail",
            "question__title_slug": "freedom-trail",
            "question__hide": false,
            "total_acs": 15503,
            "total_submitted": 37388,
            "frontend_question_id": 514,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 513,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Bottom Left Tree Value",
            "question__title_slug": "find-bottom-left-tree-value",
            "question__hide": false,
            "total_acs": 85677,
            "total_submitted": 143217,
            "frontend_question_id": 513,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 511,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "All Paths from Source Lead to Destination",
            "question__title_slug": "all-paths-from-source-lead-to-destination",
            "question__hide": false,
            "total_acs": 3703,
            "total_submitted": 8185,
            "frontend_question_id": 1059,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 509,
            "question__article__live": true,
            "question__article__slug": "inorder-successor-in-a-bst-ii",
            "question__title": "Inorder Successor in BST II",
            "question__title_slug": "inorder-successor-in-bst-ii",
            "question__hide": false,
            "total_acs": 8453,
            "total_submitted": 15140,
            "frontend_question_id": 510,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 508,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Most Frequent Subtree Sum",
            "question__title_slug": "most-frequent-subtree-sum",
            "question__hide": false,
            "total_acs": 58096,
            "total_submitted": 103642,
            "frontend_question_id": 508,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 507,
            "question__article__live": true,
            "question__article__slug": "perfect-number",
            "question__title": "Perfect Number",
            "question__title_slug": "perfect-number",
            "question__hide": false,
            "total_acs": 50884,
            "total_submitted": 144946,
            "frontend_question_id": 507,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 506,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Relative Ranks",
            "question__title_slug": "relative-ranks",
            "question__hide": false,
            "total_acs": 48102,
            "total_submitted": 97620,
            "frontend_question_id": 506,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 505,
            "question__article__live": true,
            "question__article__slug": "the-maze-ii",
            "question__title": "The Maze II",
            "question__title_slug": "the-maze-ii",
            "question__hide": false,
            "total_acs": 37723,
            "total_submitted": 82237,
            "frontend_question_id": 505,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 504,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Base 7",
            "question__title_slug": "base-7",
            "question__hide": false,
            "total_acs": 47634,
            "total_submitted": 104870,
            "frontend_question_id": 504,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 503,
            "question__article__live": true,
            "question__article__slug": "next-greater-element-ii",
            "question__title": "Next Greater Element II",
            "question__title_slug": "next-greater-element-ii",
            "question__hide": false,
            "total_acs": 66665,
            "total_submitted": 125651,
            "frontend_question_id": 503,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 502,
            "question__article__live": true,
            "question__article__slug": "ipo",
            "question__title": "IPO",
            "question__title_slug": "ipo",
            "question__hide": false,
            "total_acs": 13989,
            "total_submitted": 36184,
            "frontend_question_id": 502,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 501,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Mode in Binary Search Tree",
            "question__title_slug": "find-mode-in-binary-search-tree",
            "question__hide": false,
            "total_acs": 68366,
            "total_submitted": 168498,
            "frontend_question_id": 501,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 500,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Keyboard Row",
            "question__title_slug": "keyboard-row",
            "question__hide": false,
            "total_acs": 98957,
            "total_submitted": 156431,
            "frontend_question_id": 500,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 499,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "The Maze III",
            "question__title_slug": "the-maze-iii",
            "question__hide": false,
            "total_acs": 12296,
            "total_submitted": 31337,
            "frontend_question_id": 499,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 498,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Diagonal Traverse",
            "question__title_slug": "diagonal-traverse",
            "question__hide": false,
            "total_acs": 57316,
            "total_submitted": 123590,
            "frontend_question_id": 498,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 496,
            "question__article__live": true,
            "question__article__slug": "greater-element-i",
            "question__title": "Next Greater Element I",
            "question__title_slug": "next-greater-element-i",
            "question__hide": false,
            "total_acs": 119954,
            "total_submitted": 195530,
            "frontend_question_id": 496,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 495,
            "question__article__live": true,
            "question__article__slug": "teemo-attacking",
            "question__title": "Teemo Attacking",
            "question__title_slug": "teemo-attacking",
            "question__hide": false,
            "total_acs": 41662,
            "total_submitted": 78718,
            "frontend_question_id": 495,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 494,
            "question__article__live": true,
            "question__article__slug": "target-sum",
            "question__title": "Target Sum",
            "question__title_slug": "target-sum",
            "question__hide": false,
            "total_acs": 122007,
            "total_submitted": 265083,
            "frontend_question_id": 494,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 493,
            "question__article__live": true,
            "question__article__slug": "reverse-pairs",
            "question__title": "Reverse Pairs",
            "question__title_slug": "reverse-pairs",
            "question__hide": false,
            "total_acs": 30397,
            "total_submitted": 126303,
            "frontend_question_id": 493,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 492,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Construct the Rectangle",
            "question__title_slug": "construct-the-rectangle",
            "question__hide": false,
            "total_acs": 50120,
            "total_submitted": 102306,
            "frontend_question_id": 492,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 491,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Increasing Subsequences",
            "question__title_slug": "increasing-subsequences",
            "question__hide": false,
            "total_acs": 38066,
            "total_submitted": 87691,
            "frontend_question_id": 491,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 490,
            "question__article__live": true,
            "question__article__slug": "the-maze",
            "question__title": "The Maze",
            "question__title_slug": "the-maze",
            "question__hide": false,
            "total_acs": 47968,
            "total_submitted": 96972,
            "frontend_question_id": 490,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 488,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Zuma Game",
            "question__title_slug": "zuma-game",
            "question__hide": false,
            "total_acs": 11798,
            "total_submitted": 29275,
            "frontend_question_id": 488,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 487,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Max Consecutive Ones II",
            "question__title_slug": "max-consecutive-ones-ii",
            "question__hide": false,
            "total_acs": 29628,
            "total_submitted": 61920,
            "frontend_question_id": 487,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 486,
            "question__article__live": true,
            "question__article__slug": "predict-the-winner",
            "question__title": "Predict the Winner",
            "question__title_slug": "predict-the-winner",
            "question__hide": false,
            "total_acs": 58674,
            "total_submitted": 124324,
            "frontend_question_id": 486,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 485,
            "question__article__live": true,
            "question__article__slug": "max-consecutive-ones",
            "question__title": "Max Consecutive Ones",
            "question__title_slug": "max-consecutive-ones",
            "question__hide": false,
            "total_acs": 161684,
            "total_submitted": 289463,
            "frontend_question_id": 485,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 484,
            "question__article__live": true,
            "question__article__slug": "find-permutation",
            "question__title": "Find Permutation",
            "question__title_slug": "find-permutation",
            "question__hide": false,
            "total_acs": 15114,
            "total_submitted": 25551,
            "frontend_question_id": 484,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 483,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Smallest Good Base",
            "question__title_slug": "smallest-good-base",
            "question__hide": false,
            "total_acs": 11220,
            "total_submitted": 32271,
            "frontend_question_id": 483,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 482,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "License Key Formatting",
            "question__title_slug": "license-key-formatting",
            "question__hide": false,
            "total_acs": 106287,
            "total_submitted": 251758,
            "frontend_question_id": 482,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 481,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Magical String",
            "question__title_slug": "magical-string",
            "question__hide": false,
            "total_acs": 20256,
            "total_submitted": 43334,
            "frontend_question_id": 481,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 480,
            "question__article__live": true,
            "question__article__slug": "sliding-window-median",
            "question__title": "Sliding Window Median",
            "question__title_slug": "sliding-window-median",
            "question__hide": false,
            "total_acs": 35711,
            "total_submitted": 103064,
            "frontend_question_id": 480,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 479,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Largest Palindrome Product",
            "question__title_slug": "largest-palindrome-product",
            "question__hide": false,
            "total_acs": 15698,
            "total_submitted": 55990,
            "frontend_question_id": 479,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 477,
            "question__article__live": true,
            "question__article__slug": "total-hamming-distance",
            "question__title": "Total Hamming Distance",
            "question__title_slug": "total-hamming-distance",
            "question__hide": false,
            "total_acs": 54683,
            "total_submitted": 109328,
            "frontend_question_id": 477,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 476,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number Complement",
            "question__title_slug": "number-complement",
            "question__hide": false,
            "total_acs": 118969,
            "total_submitted": 189091,
            "frontend_question_id": 476,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 475,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Heaters",
            "question__title_slug": "heaters",
            "question__hide": false,
            "total_acs": 55512,
            "total_submitted": 171126,
            "frontend_question_id": 475,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 474,
            "question__article__live": true,
            "question__article__slug": "ones-and-zeroes",
            "question__title": "Ones and Zeroes",
            "question__title_slug": "ones-and-zeroes",
            "question__hide": false,
            "total_acs": 37324,
            "total_submitted": 90937,
            "frontend_question_id": 474,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 473,
            "question__article__live": true,
            "question__article__slug": "matchsticks-to-square",
            "question__title": "Matchsticks to Square",
            "question__title_slug": "matchsticks-to-square",
            "question__hide": false,
            "total_acs": 29557,
            "total_submitted": 80577,
            "frontend_question_id": 473,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 472,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Concatenated Words",
            "question__title_slug": "concatenated-words",
            "question__hide": false,
            "total_acs": 35325,
            "total_submitted": 90633,
            "frontend_question_id": 472,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 471,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Encode String with Shortest Length",
            "question__title_slug": "encode-string-with-shortest-length",
            "question__hide": false,
            "total_acs": 13908,
            "total_submitted": 30238,
            "frontend_question_id": 471,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 469,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Convex Polygon",
            "question__title_slug": "convex-polygon",
            "question__hide": false,
            "total_acs": 7610,
            "total_submitted": 21027,
            "frontend_question_id": 469,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 468,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Validate IP Address",
            "question__title_slug": "validate-ip-address",
            "question__hide": false,
            "total_acs": 36831,
            "total_submitted": 167942,
            "frontend_question_id": 468,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 467,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Unique Substrings in Wraparound String",
            "question__title_slug": "unique-substrings-in-wraparound-string",
            "question__hide": false,
            "total_acs": 21362,
            "total_submitted": 61629,
            "frontend_question_id": 467,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 466,
            "question__article__live": true,
            "question__article__slug": "count-the-repetitions",
            "question__title": "Count The Repetitions",
            "question__title_slug": "count-the-repetitions",
            "question__hide": false,
            "total_acs": 8994,
            "total_submitted": 32522,
            "frontend_question_id": 466,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 465,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Optimal Account Balancing",
            "question__title_slug": "optimal-account-balancing",
            "question__hide": false,
            "total_acs": 23356,
            "total_submitted": 51927,
            "frontend_question_id": 465,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 464,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Can I Win",
            "question__title_slug": "can-i-win",
            "question__hide": false,
            "total_acs": 43366,
            "total_submitted": 153479,
            "frontend_question_id": 464,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 463,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Island Perimeter",
            "question__title_slug": "island-perimeter",
            "question__hide": false,
            "total_acs": 157699,
            "total_submitted": 253325,
            "frontend_question_id": 463,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 462,
            "question__article__live": true,
            "question__article__slug": "minimum-moves-to-equal-array-elements-ii",
            "question__title": "Minimum Moves to Equal Array Elements II",
            "question__title_slug": "minimum-moves-to-equal-array-elements-ii",
            "question__hide": false,
            "total_acs": 39872,
            "total_submitted": 75313,
            "frontend_question_id": 462,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 461,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Hamming Distance",
            "question__title_slug": "hamming-distance",
            "question__hide": false,
            "total_acs": 270332,
            "total_submitted": 381546,
            "frontend_question_id": 461,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 460,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "LFU Cache",
            "question__title_slug": "lfu-cache",
            "question__hide": false,
            "total_acs": 54798,
            "total_submitted": 174349,
            "frontend_question_id": 460,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 459,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Repeated Substring Pattern",
            "question__title_slug": "repeated-substring-pattern",
            "question__hide": false,
            "total_acs": 98087,
            "total_submitted": 239777,
            "frontend_question_id": 459,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 458,
            "question__article__live": true,
            "question__article__slug": "poor-pigs",
            "question__title": "Poor Pigs",
            "question__title_slug": "poor-pigs",
            "question__hide": false,
            "total_acs": 17144,
            "total_submitted": 36884,
            "frontend_question_id": 458,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 457,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Circular Array Loop",
            "question__title_slug": "circular-array-loop",
            "question__hide": false,
            "total_acs": 24562,
            "total_submitted": 86978,
            "frontend_question_id": 457,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 456,
            "question__article__live": true,
            "question__article__slug": "132-pattern",
            "question__title": "132 Pattern",
            "question__title_slug": "132-pattern",
            "question__hide": false,
            "total_acs": 39341,
            "total_submitted": 140007,
            "frontend_question_id": 456,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 455,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Assign Cookies",
            "question__title_slug": "assign-cookies",
            "question__hide": false,
            "total_acs": 77482,
            "total_submitted": 158426,
            "frontend_question_id": 455,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 454,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "4Sum II",
            "question__title_slug": "4sum-ii",
            "question__hide": false,
            "total_acs": 84331,
            "total_submitted": 162581,
            "frontend_question_id": 454,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 453,
            "question__article__live": true,
            "question__article__slug": "minimum-moves-to-equal-array-elements",
            "question__title": "Minimum Moves to Equal Array Elements",
            "question__title_slug": "minimum-moves-to-equal-array-elements",
            "question__hide": false,
            "total_acs": 64685,
            "total_submitted": 130178,
            "frontend_question_id": 453,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 452,
            "question__article__live": true,
            "question__article__slug": "minimum-number-of-arrows-to-burst-balloons",
            "question__title": "Minimum Number of Arrows to Burst Balloons",
            "question__title_slug": "minimum-number-of-arrows-to-burst-balloons",
            "question__hide": false,
            "total_acs": 48744,
            "total_submitted": 102270,
            "frontend_question_id": 452,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 451,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sort Characters By Frequency",
            "question__title_slug": "sort-characters-by-frequency",
            "question__hide": false,
            "total_acs": 118020,
            "total_submitted": 203425,
            "frontend_question_id": 451,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 450,
            "question__article__live": true,
            "question__article__slug": "delete-node-in-a-bst",
            "question__title": "Delete Node in a BST",
            "question__title_slug": "delete-node-in-a-bst",
            "question__hide": false,
            "total_acs": 84216,
            "total_submitted": 204677,
            "frontend_question_id": 450,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 449,
            "question__article__live": true,
            "question__article__slug": "serialize-and-deserialize-bst",
            "question__title": "Serialize and Deserialize BST",
            "question__title_slug": "serialize-and-deserialize-bst",
            "question__hide": false,
            "total_acs": 78716,
            "total_submitted": 158607,
            "frontend_question_id": 449,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 448,
            "question__article__live": true,
            "question__article__slug": "find-all-numbers-disappeared-in-an-array",
            "question__title": "Find All Numbers Disappeared in an Array",
            "question__title_slug": "find-all-numbers-disappeared-in-an-array",
            "question__hide": false,
            "total_acs": 192923,
            "total_submitted": 353314,
            "frontend_question_id": 448,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 447,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Boomerangs",
            "question__title_slug": "number-of-boomerangs",
            "question__hide": false,
            "total_acs": 60888,
            "total_submitted": 119826,
            "frontend_question_id": 447,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 446,
            "question__article__live": true,
            "question__article__slug": "arithmetic-slices-ii-subsequence",
            "question__title": "Arithmetic Slices II - Subsequence",
            "question__title_slug": "arithmetic-slices-ii-subsequence",
            "question__hide": false,
            "total_acs": 17360,
            "total_submitted": 55118,
            "frontend_question_id": 446,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 445,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Add Two Numbers II",
            "question__title_slug": "add-two-numbers-ii",
            "question__hide": false,
            "total_acs": 119234,
            "total_submitted": 228857,
            "frontend_question_id": 445,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 444,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sequence Reconstruction",
            "question__title_slug": "sequence-reconstruction",
            "question__hide": false,
            "total_acs": 20459,
            "total_submitted": 96994,
            "frontend_question_id": 444,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 443,
            "question__article__live": true,
            "question__article__slug": "string-compression",
            "question__title": "String Compression",
            "question__title_slug": "string-compression",
            "question__hide": false,
            "total_acs": 77068,
            "total_submitted": 197046,
            "frontend_question_id": 443,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 442,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find All Duplicates in an Array",
            "question__title_slug": "find-all-duplicates-in-an-array",
            "question__hide": false,
            "total_acs": 123849,
            "total_submitted": 196307,
            "frontend_question_id": 442,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 441,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Arranging Coins",
            "question__title_slug": "arranging-coins",
            "question__hide": false,
            "total_acs": 82721,
            "total_submitted": 212427,
            "frontend_question_id": 441,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 440,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "K-th Smallest in Lexicographical Order",
            "question__title_slug": "k-th-smallest-in-lexicographical-order",
            "question__hide": false,
            "total_acs": 10194,
            "total_submitted": 36796,
            "frontend_question_id": 440,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 439,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Ternary Expression Parser",
            "question__title_slug": "ternary-expression-parser",
            "question__hide": false,
            "total_acs": 17074,
            "total_submitted": 31222,
            "frontend_question_id": 439,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 438,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find All Anagrams in a String",
            "question__title_slug": "find-all-anagrams-in-a-string",
            "question__hide": false,
            "total_acs": 163292,
            "total_submitted": 413920,
            "frontend_question_id": 438,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 437,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Path Sum III",
            "question__title_slug": "path-sum-iii",
            "question__hide": false,
            "total_acs": 136894,
            "total_submitted": 308965,
            "frontend_question_id": 437,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 436,
            "question__article__live": true,
            "question__article__slug": "find-right-interval",
            "question__title": "Find Right Interval",
            "question__title_slug": "find-right-interval",
            "question__hide": false,
            "total_acs": 30452,
            "total_submitted": 69388,
            "frontend_question_id": 436,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 435,
            "question__article__live": true,
            "question__article__slug": "non-overlapping-intervals",
            "question__title": "Non-overlapping Intervals",
            "question__title_slug": "non-overlapping-intervals",
            "question__hide": false,
            "total_acs": 52196,
            "total_submitted": 124567,
            "frontend_question_id": 435,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 434,
            "question__article__live": true,
            "question__article__slug": "number-of-segments-in-a-string",
            "question__title": "Number of Segments in a String",
            "question__title_slug": "number-of-segments-in-a-string",
            "question__hide": false,
            "total_acs": 65114,
            "total_submitted": 174243,
            "frontend_question_id": 434,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 433,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Genetic Mutation",
            "question__title_slug": "minimum-genetic-mutation",
            "question__hide": false,
            "total_acs": 25476,
            "total_submitted": 64044,
            "frontend_question_id": 433,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 432,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "All O`one Data Structure",
            "question__title_slug": "all-oone-data-structure",
            "question__hide": false,
            "total_acs": 24271,
            "total_submitted": 78321,
            "frontend_question_id": 432,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 425,
            "question__article__live": true,
            "question__article__slug": "word-squares",
            "question__title": "Word Squares",
            "question__title_slug": "word-squares",
            "question__hide": false,
            "total_acs": 29220,
            "total_submitted": 63421,
            "frontend_question_id": 425,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 424,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Repeating Character Replacement",
            "question__title_slug": "longest-repeating-character-replacement",
            "question__hide": false,
            "total_acs": 44358,
            "total_submitted": 98835,
            "frontend_question_id": 424,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 423,
            "question__article__live": true,
            "question__article__slug": "reconstruct-original-digits-from-english",
            "question__title": "Reconstruct Original Digits from English",
            "question__title_slug": "reconstruct-original-digits-from-english",
            "question__hide": false,
            "total_acs": 21343,
            "total_submitted": 46145,
            "frontend_question_id": 423,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 422,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Valid Word Square",
            "question__title_slug": "valid-word-square",
            "question__hide": false,
            "total_acs": 25023,
            "total_submitted": 67884,
            "frontend_question_id": 422,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 421,
            "question__article__live": true,
            "question__article__slug": "maximum-xor-of-two-numbers-in-an-array",
            "question__title": "Maximum XOR of Two Numbers in an Array",
            "question__title_slug": "maximum-xor-of-two-numbers-in-an-array",
            "question__hide": false,
            "total_acs": 43381,
            "total_submitted": 82912,
            "frontend_question_id": 421,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 420,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Strong Password Checker",
            "question__title_slug": "strong-password-checker",
            "question__hide": false,
            "total_acs": 7569,
            "total_submitted": 46430,
            "frontend_question_id": 420,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 419,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Battleships in a Board",
            "question__title_slug": "battleships-in-a-board",
            "question__hide": false,
            "total_acs": 73499,
            "total_submitted": 109319,
            "frontend_question_id": 419,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 418,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sentence Screen Fitting",
            "question__title_slug": "sentence-screen-fitting",
            "question__hide": false,
            "total_acs": 38226,
            "total_submitted": 120129,
            "frontend_question_id": 418,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 417,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Pacific Atlantic Water Flow",
            "question__title_slug": "pacific-atlantic-water-flow",
            "question__hide": false,
            "total_acs": 56072,
            "total_submitted": 144229,
            "frontend_question_id": 417,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 416,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Partition Equal Subset Sum",
            "question__title_slug": "partition-equal-subset-sum",
            "question__hide": false,
            "total_acs": 122888,
            "total_submitted": 293354,
            "frontend_question_id": 416,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 415,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Add Strings",
            "question__title_slug": "add-strings",
            "question__hide": false,
            "total_acs": 127670,
            "total_submitted": 281419,
            "frontend_question_id": 415,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 414,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Third Maximum Number",
            "question__title_slug": "third-maximum-number",
            "question__hide": false,
            "total_acs": 112416,
            "total_submitted": 378904,
            "frontend_question_id": 414,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 413,
            "question__article__live": true,
            "question__article__slug": "arithmetic-slices",
            "question__title": "Arithmetic Slices",
            "question__title_slug": "arithmetic-slices",
            "question__hide": false,
            "total_acs": 73300,
            "total_submitted": 129104,
            "frontend_question_id": 413,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 412,
            "question__article__live": true,
            "question__article__slug": "fizz-buzz",
            "question__title": "Fizz Buzz",
            "question__title_slug": "fizz-buzz",
            "question__hide": false,
            "total_acs": 258429,
            "total_submitted": 426784,
            "frontend_question_id": 412,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 411,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Unique Word Abbreviation",
            "question__title_slug": "minimum-unique-word-abbreviation",
            "question__hide": false,
            "total_acs": 10382,
            "total_submitted": 29212,
            "frontend_question_id": 411,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 410,
            "question__article__live": true,
            "question__article__slug": "split-array-largest-sum",
            "question__title": "Split Array Largest Sum",
            "question__title_slug": "split-array-largest-sum",
            "question__hide": false,
            "total_acs": 65685,
            "total_submitted": 151506,
            "frontend_question_id": 410,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 409,
            "question__article__live": true,
            "question__article__slug": "longest-palindrome",
            "question__title": "Longest Palindrome",
            "question__title_slug": "longest-palindrome",
            "question__hide": false,
            "total_acs": 117262,
            "total_submitted": 238732,
            "frontend_question_id": 409,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 408,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Valid Word Abbreviation",
            "question__title_slug": "valid-word-abbreviation",
            "question__hide": false,
            "total_acs": 27162,
            "total_submitted": 90499,
            "frontend_question_id": 408,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 407,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Trapping Rain Water II",
            "question__title_slug": "trapping-rain-water-ii",
            "question__hide": false,
            "total_acs": 33098,
            "total_submitted": 82044,
            "frontend_question_id": 407,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 406,
            "question__article__live": true,
            "question__article__slug": "queue-reconstruction-by-height",
            "question__title": "Queue Reconstruction by Height",
            "question__title_slug": "queue-reconstruction-by-height",
            "question__hide": false,
            "total_acs": 97601,
            "total_submitted": 158012,
            "frontend_question_id": 406,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 405,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Convert a Number to Hexadecimal",
            "question__title_slug": "convert-a-number-to-hexadecimal",
            "question__hide": false,
            "total_acs": 55757,
            "total_submitted": 130111,
            "frontend_question_id": 405,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 404,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sum of Left Leaves",
            "question__title_slug": "sum-of-left-leaves",
            "question__hide": false,
            "total_acs": 147302,
            "total_submitted": 294909,
            "frontend_question_id": 404,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 403,
            "question__article__live": true,
            "question__article__slug": "frog-jump",
            "question__title": "Frog Jump",
            "question__title_slug": "frog-jump",
            "question__hide": false,
            "total_acs": 64886,
            "total_submitted": 172383,
            "frontend_question_id": 403,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 402,
            "question__article__live": true,
            "question__article__slug": "remove-k-digits",
            "question__title": "Remove K Digits",
            "question__title_slug": "remove-k-digits",
            "question__hide": false,
            "total_acs": 78756,
            "total_submitted": 288938,
            "frontend_question_id": 402,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 401,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary Watch",
            "question__title_slug": "binary-watch",
            "question__hide": false,
            "total_acs": 72320,
            "total_submitted": 157126,
            "frontend_question_id": 401,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 400,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Nth Digit",
            "question__title_slug": "nth-digit",
            "question__hide": false,
            "total_acs": 52429,
            "total_submitted": 170107,
            "frontend_question_id": 400,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 399,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Evaluate Division",
            "question__title_slug": "evaluate-division",
            "question__hide": false,
            "total_acs": 102449,
            "total_submitted": 207442,
            "frontend_question_id": 399,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 398,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Random Pick Index",
            "question__title_slug": "random-pick-index",
            "question__hide": false,
            "total_acs": 65846,
            "total_submitted": 126093,
            "frontend_question_id": 398,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 397,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Integer Replacement",
            "question__title_slug": "integer-replacement",
            "question__hide": false,
            "total_acs": 46954,
            "total_submitted": 146114,
            "frontend_question_id": 397,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 396,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Rotate Function",
            "question__title_slug": "rotate-function",
            "question__hide": false,
            "total_acs": 38741,
            "total_submitted": 108722,
            "frontend_question_id": 396,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 395,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Substring with At Least K Repeating Characters",
            "question__title_slug": "longest-substring-with-at-least-k-repeating-characters",
            "question__hide": false,
            "total_acs": 59787,
            "total_submitted": 150256,
            "frontend_question_id": 395,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 394,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Decode String",
            "question__title_slug": "decode-string",
            "question__hide": false,
            "total_acs": 149801,
            "total_submitted": 316577,
            "frontend_question_id": 394,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 393,
            "question__article__live": true,
            "question__article__slug": "utf-8-validation",
            "question__title": "UTF-8 Validation",
            "question__title_slug": "utf-8-validation",
            "question__hide": false,
            "total_acs": 42339,
            "total_submitted": 115536,
            "frontend_question_id": 393,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 392,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Is Subsequence",
            "question__title_slug": "is-subsequence",
            "question__hide": false,
            "total_acs": 121073,
            "total_submitted": 253788,
            "frontend_question_id": 392,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 391,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Perfect Rectangle",
            "question__title_slug": "perfect-rectangle",
            "question__hide": false,
            "total_acs": 21125,
            "total_submitted": 72456,
            "frontend_question_id": 391,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 390,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Elimination Game",
            "question__title_slug": "elimination-game",
            "question__hide": false,
            "total_acs": 27161,
            "total_submitted": 61650,
            "frontend_question_id": 390,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 389,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find the Difference",
            "question__title_slug": "find-the-difference",
            "question__hide": false,
            "total_acs": 166598,
            "total_submitted": 308494,
            "frontend_question_id": 389,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 388,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Longest Absolute File Path",
            "question__title_slug": "longest-absolute-file-path",
            "question__hide": false,
            "total_acs": 75202,
            "total_submitted": 185978,
            "frontend_question_id": 388,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 387,
            "question__article__live": true,
            "question__article__slug": "first-unique-character-in-a-string",
            "question__title": "First Unique Character in a String",
            "question__title_slug": "first-unique-character-in-a-string",
            "question__hide": false,
            "total_acs": 354408,
            "total_submitted": 693938,
            "frontend_question_id": 387,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 386,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Lexicographical Numbers",
            "question__title_slug": "lexicographical-numbers",
            "question__hide": false,
            "total_acs": 46664,
            "total_submitted": 95853,
            "frontend_question_id": 386,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 385,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Mini Parser",
            "question__title_slug": "mini-parser",
            "question__hide": false,
            "total_acs": 33767,
            "total_submitted": 103516,
            "frontend_question_id": 385,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 384,
            "question__article__live": true,
            "question__article__slug": "shuffle-an-array",
            "question__title": "Shuffle an Array",
            "question__title_slug": "shuffle-an-array",
            "question__hide": false,
            "total_acs": 97415,
            "total_submitted": 189679,
            "frontend_question_id": 384,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 383,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Ransom Note",
            "question__title_slug": "ransom-note",
            "question__hide": false,
            "total_acs": 131055,
            "total_submitted": 256470,
            "frontend_question_id": 383,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 382,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Linked List Random Node",
            "question__title_slug": "linked-list-random-node",
            "question__hide": false,
            "total_acs": 61197,
            "total_submitted": 120792,
            "frontend_question_id": 382,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 381,
            "question__article__live": true,
            "question__article__slug": "insert-delete-getrandom-o1-duplicates-allowed",
            "question__title": "Insert Delete GetRandom O(1) - Duplicates allowed",
            "question__title_slug": "insert-delete-getrandom-o1-duplicates-allowed",
            "question__hide": false,
            "total_acs": 52078,
            "total_submitted": 157578,
            "frontend_question_id": 381,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 380,
            "question__article__live": true,
            "question__article__slug": "insert-delete-getrandom-o1",
            "question__title": "Insert Delete GetRandom O(1)",
            "question__title_slug": "insert-delete-getrandom-o1",
            "question__hide": false,
            "total_acs": 152405,
            "total_submitted": 341989,
            "frontend_question_id": 380,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 379,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design Phone Directory",
            "question__title_slug": "design-phone-directory",
            "question__hide": false,
            "total_acs": 30041,
            "total_submitted": 67409,
            "frontend_question_id": 379,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 378,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Kth Smallest Element in a Sorted Matrix",
            "question__title_slug": "kth-smallest-element-in-a-sorted-matrix",
            "question__hide": false,
            "total_acs": 141013,
            "total_submitted": 273872,
            "frontend_question_id": 378,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 377,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Combination Sum IV",
            "question__title_slug": "combination-sum-iv",
            "question__hide": false,
            "total_acs": 100585,
            "total_submitted": 227978,
            "frontend_question_id": 377,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 376,
            "question__article__live": true,
            "question__article__slug": "wiggle-subsequence",
            "question__title": "Wiggle Subsequence",
            "question__title_slug": "wiggle-subsequence",
            "question__hide": false,
            "total_acs": 56325,
            "total_submitted": 146124,
            "frontend_question_id": 376,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 375,
            "question__article__live": true,
            "question__article__slug": "guess-number-higher-or-lower-ii",
            "question__title": "Guess Number Higher or Lower II",
            "question__title_slug": "guess-number-higher-or-lower-ii",
            "question__hide": false,
            "total_acs": 51963,
            "total_submitted": 133025,
            "frontend_question_id": 375,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 374,
            "question__article__live": true,
            "question__article__slug": "guess-number-higher-or-lower",
            "question__title": "Guess Number Higher or Lower",
            "question__title_slug": "guess-number-higher-or-lower",
            "question__hide": false,
            "total_acs": 126152,
            "total_submitted": 308659,
            "frontend_question_id": 374,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 373,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find K Pairs with Smallest Sums",
            "question__title_slug": "find-k-pairs-with-smallest-sums",
            "question__hide": false,
            "total_acs": 80260,
            "total_submitted": 229821,
            "frontend_question_id": 373,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 372,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Super Pow",
            "question__title_slug": "super-pow",
            "question__hide": false,
            "total_acs": 31141,
            "total_submitted": 86279,
            "frontend_question_id": 372,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 371,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sum of Two Integers",
            "question__title_slug": "sum-of-two-integers",
            "question__hide": false,
            "total_acs": 156566,
            "total_submitted": 308500,
            "frontend_question_id": 371,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 370,
            "question__article__live": true,
            "question__article__slug": "range-addition",
            "question__title": "Range Addition",
            "question__title_slug": "range-addition",
            "question__hide": false,
            "total_acs": 27613,
            "total_submitted": 44852,
            "frontend_question_id": 370,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 369,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Plus One Linked List",
            "question__title_slug": "plus-one-linked-list",
            "question__hide": false,
            "total_acs": 39700,
            "total_submitted": 69270,
            "frontend_question_id": 369,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 368,
            "question__article__live": true,
            "question__article__slug": "largest-divisible-subset",
            "question__title": "Largest Divisible Subset",
            "question__title_slug": "largest-divisible-subset",
            "question__hide": false,
            "total_acs": 53224,
            "total_submitted": 149388,
            "frontend_question_id": 368,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 367,
            "question__article__live": true,
            "question__article__slug": "valid-perfect-square",
            "question__title": "Valid Perfect Square",
            "question__title_slug": "valid-perfect-square",
            "question__hide": false,
            "total_acs": 134334,
            "total_submitted": 330687,
            "frontend_question_id": 367,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 366,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find Leaves of Binary Tree",
            "question__title_slug": "find-leaves-of-binary-tree",
            "question__hide": false,
            "total_acs": 57252,
            "total_submitted": 83728,
            "frontend_question_id": 366,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 365,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Water and Jug Problem",
            "question__title_slug": "water-and-jug-problem",
            "question__hide": false,
            "total_acs": 32911,
            "total_submitted": 110610,
            "frontend_question_id": 365,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 364,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Nested List Weight Sum II",
            "question__title_slug": "nested-list-weight-sum-ii",
            "question__hide": false,
            "total_acs": 48779,
            "total_submitted": 81001,
            "frontend_question_id": 364,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 363,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Max Sum of Rectangle No Larger Than K",
            "question__title_slug": "max-sum-of-rectangle-no-larger-than-k",
            "question__hide": false,
            "total_acs": 32497,
            "total_submitted": 90508,
            "frontend_question_id": 363,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 362,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design Hit Counter",
            "question__title_slug": "design-hit-counter",
            "question__hide": false,
            "total_acs": 58330,
            "total_submitted": 95173,
            "frontend_question_id": 362,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 361,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Bomb Enemy",
            "question__title_slug": "bomb-enemy",
            "question__hide": false,
            "total_acs": 39657,
            "total_submitted": 88737,
            "frontend_question_id": 361,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 360,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sort Transformed Array",
            "question__title_slug": "sort-transformed-array",
            "question__hide": false,
            "total_acs": 30397,
            "total_submitted": 63865,
            "frontend_question_id": 360,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 359,
            "question__article__live": true,
            "question__article__slug": "logger-rate-limiter",
            "question__title": "Logger Rate Limiter",
            "question__title_slug": "logger-rate-limiter",
            "question__hide": false,
            "total_acs": 64713,
            "total_submitted": 95658,
            "frontend_question_id": 359,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 358,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Rearrange String k Distance Apart",
            "question__title_slug": "rearrange-string-k-distance-apart",
            "question__hide": false,
            "total_acs": 28020,
            "total_submitted": 82542,
            "frontend_question_id": 358,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 357,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count Numbers with Unique Digits",
            "question__title_slug": "count-numbers-with-unique-digits",
            "question__hide": false,
            "total_acs": 68939,
            "total_submitted": 144618,
            "frontend_question_id": 357,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 356,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Line Reflection",
            "question__title_slug": "line-reflection",
            "question__hide": false,
            "total_acs": 20408,
            "total_submitted": 65304,
            "frontend_question_id": 356,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 355,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design Twitter",
            "question__title_slug": "design-twitter",
            "question__hide": false,
            "total_acs": 41980,
            "total_submitted": 146258,
            "frontend_question_id": 355,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 354,
            "question__article__live": true,
            "question__article__slug": "russian-doll-envelopes",
            "question__title": "Russian Doll Envelopes",
            "question__title_slug": "russian-doll-envelopes",
            "question__hide": false,
            "total_acs": 53943,
            "total_submitted": 155369,
            "frontend_question_id": 354,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 353,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design Snake Game",
            "question__title_slug": "design-snake-game",
            "question__hide": false,
            "total_acs": 26878,
            "total_submitted": 83222,
            "frontend_question_id": 353,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 352,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Data Stream as Disjoint Intervals",
            "question__title_slug": "data-stream-as-disjoint-intervals",
            "question__hide": false,
            "total_acs": 28092,
            "total_submitted": 62984,
            "frontend_question_id": 352,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 351,
            "question__article__live": true,
            "question__article__slug": "android-unlock-patterns",
            "question__title": "Android Unlock Patterns",
            "question__title_slug": "android-unlock-patterns",
            "question__hide": false,
            "total_acs": 34605,
            "total_submitted": 73371,
            "frontend_question_id": 351,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 350,
            "question__article__live": true,
            "question__article__slug": "intersection-of-two-arrays-ii",
            "question__title": "Intersection of Two Arrays II",
            "question__title_slug": "intersection-of-two-arrays-ii",
            "question__hide": false,
            "total_acs": 264762,
            "total_submitted": 531930,
            "frontend_question_id": 350,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 349,
            "question__article__live": true,
            "question__article__slug": "intersection-of-two-arrays",
            "question__title": "Intersection of Two Arrays",
            "question__title_slug": "intersection-of-two-arrays",
            "question__hide": false,
            "total_acs": 278076,
            "total_submitted": 478324,
            "frontend_question_id": 349,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 348,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Design Tic-Tac-Toe",
            "question__title_slug": "design-tic-tac-toe",
            "question__hide": false,
            "total_acs": 66643,
            "total_submitted": 128232,
            "frontend_question_id": 348,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 347,
            "question__article__live": true,
            "question__article__slug": "top-k-frequent-elements",
            "question__title": "Top K Frequent Elements",
            "question__title_slug": "top-k-frequent-elements",
            "question__hide": false,
            "total_acs": 279172,
            "total_submitted": 483110,
            "frontend_question_id": 347,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 346,
            "question__article__live": true,
            "question__article__slug": "moving-average-from-data-stream",
            "question__title": "Moving Average from Data Stream",
            "question__title_slug": "moving-average-from-data-stream",
            "question__hide": false,
            "total_acs": 96704,
            "total_submitted": 141611,
            "frontend_question_id": 346,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 345,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Reverse Vowels of a String",
            "question__title_slug": "reverse-vowels-of-a-string",
            "question__hide": false,
            "total_acs": 183036,
            "total_submitted": 430226,
            "frontend_question_id": 345,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 344,
            "question__article__live": true,
            "question__article__slug": "reverse-string",
            "question__title": "Reverse String",
            "question__title_slug": "reverse-string",
            "question__hide": false,
            "total_acs": 547668,
            "total_submitted": 844677,
            "frontend_question_id": 344,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 343,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Integer Break",
            "question__title_slug": "integer-break",
            "question__hide": false,
            "total_acs": 91963,
            "total_submitted": 187953,
            "frontend_question_id": 343,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 342,
            "question__article__live": true,
            "question__article__slug": "power-of-four",
            "question__title": "Power of Four",
            "question__title_slug": "power-of-four",
            "question__hide": false,
            "total_acs": 129373,
            "total_submitted": 316062,
            "frontend_question_id": 342,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 341,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Flatten Nested List Iterator",
            "question__title_slug": "flatten-nested-list-iterator",
            "question__hide": false,
            "total_acs": 138819,
            "total_submitted": 275307,
            "frontend_question_id": 341,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 340,
            "question__article__live": true,
            "question__article__slug": "longest-substring-with-at-most-k-distinct-characte",
            "question__title": "Longest Substring with At Most K Distinct Characters",
            "question__title_slug": "longest-substring-with-at-most-k-distinct-characters",
            "question__hide": false,
            "total_acs": 98883,
            "total_submitted": 235994,
            "frontend_question_id": 340,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 339,
            "question__article__live": true,
            "question__article__slug": "nested-list-weight-sum",
            "question__title": "Nested List Weight Sum",
            "question__title_slug": "nested-list-weight-sum",
            "question__hide": false,
            "total_acs": 70705,
            "total_submitted": 99869,
            "frontend_question_id": 339,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 338,
            "question__article__live": true,
            "question__article__slug": "counting-bits",
            "question__title": "Counting Bits",
            "question__title_slug": "counting-bits",
            "question__hide": false,
            "total_acs": 204779,
            "total_submitted": 309405,
            "frontend_question_id": 338,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 337,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "House Robber III",
            "question__title_slug": "house-robber-iii",
            "question__hide": false,
            "total_acs": 125046,
            "total_submitted": 253653,
            "frontend_question_id": 337,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 336,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Palindrome Pairs",
            "question__title_slug": "palindrome-pairs",
            "question__hide": false,
            "total_acs": 84966,
            "total_submitted": 262814,
            "frontend_question_id": 336,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 335,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Self Crossing",
            "question__title_slug": "self-crossing",
            "question__hide": false,
            "total_acs": 20609,
            "total_submitted": 75394,
            "frontend_question_id": 335,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 334,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Increasing Triplet Subsequence",
            "question__title_slug": "increasing-triplet-subsequence",
            "question__hide": false,
            "total_acs": 116328,
            "total_submitted": 292919,
            "frontend_question_id": 334,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 333,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Largest BST Subtree",
            "question__title_slug": "largest-bst-subtree",
            "question__hide": false,
            "total_acs": 38136,
            "total_submitted": 110901,
            "frontend_question_id": 333,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 332,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Reconstruct Itinerary",
            "question__title_slug": "reconstruct-itinerary",
            "question__hide": false,
            "total_acs": 107260,
            "total_submitted": 321393,
            "frontend_question_id": 332,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 331,
            "question__article__live": true,
            "question__article__slug": "verify-preorder-serialization-of-a-binary-tree",
            "question__title": "Verify Preorder Serialization of a Binary Tree",
            "question__title_slug": "verify-preorder-serialization-of-a-binary-tree",
            "question__hide": false,
            "total_acs": 64624,
            "total_submitted": 164014,
            "frontend_question_id": 331,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 330,
            "question__article__live": true,
            "question__article__slug": "patching-array",
            "question__title": "Patching Array",
            "question__title_slug": "patching-array",
            "question__hide": false,
            "total_acs": 33679,
            "total_submitted": 99431,
            "frontend_question_id": 330,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 329,
            "question__article__live": true,
            "question__article__slug": "longest-increasing-path-matrix",
            "question__title": "Longest Increasing Path in a Matrix",
            "question__title_slug": "longest-increasing-path-in-a-matrix",
            "question__hide": false,
            "total_acs": 112116,
            "total_submitted": 269715,
            "frontend_question_id": 329,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 328,
            "question__article__live": true,
            "question__article__slug": "odd-even-linked-list",
            "question__title": "Odd Even Linked List",
            "question__title_slug": "odd-even-linked-list",
            "question__hide": false,
            "total_acs": 182475,
            "total_submitted": 356390,
            "frontend_question_id": 328,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 327,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count of Range Sum",
            "question__title_slug": "count-of-range-sum",
            "question__hide": false,
            "total_acs": 36844,
            "total_submitted": 108331,
            "frontend_question_id": 327,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 326,
            "question__article__live": true,
            "question__article__slug": "power-of-three",
            "question__title": "Power of Three",
            "question__title_slug": "power-of-three",
            "question__hide": false,
            "total_acs": 216141,
            "total_submitted": 515967,
            "frontend_question_id": 326,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 325,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Size Subarray Sum Equals k",
            "question__title_slug": "maximum-size-subarray-sum-equals-k",
            "question__hide": false,
            "total_acs": 89203,
            "total_submitted": 194697,
            "frontend_question_id": 325,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 324,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Wiggle Sort II",
            "question__title_slug": "wiggle-sort-ii",
            "question__hide": false,
            "total_acs": 70716,
            "total_submitted": 244804,
            "frontend_question_id": 324,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 323,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Number of Connected Components in an Undirected Graph",
            "question__title_slug": "number-of-connected-components-in-an-undirected-graph",
            "question__hide": false,
            "total_acs": 75094,
            "total_submitted": 140295,
            "frontend_question_id": 323,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 322,
            "question__article__live": true,
            "question__article__slug": "coin-change",
            "question__title": "Coin Change",
            "question__title_slug": "coin-change",
            "question__hide": false,
            "total_acs": 279242,
            "total_submitted": 854148,
            "frontend_question_id": 322,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 321,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Create Maximum Number",
            "question__title_slug": "create-maximum-number",
            "question__hide": false,
            "total_acs": 34105,
            "total_submitted": 130932,
            "frontend_question_id": 321,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 320,
            "question__article__live": true,
            "question__article__slug": "generalized-abbreviation",
            "question__title": "Generalized Abbreviation",
            "question__title_slug": "generalized-abbreviation",
            "question__hide": false,
            "total_acs": 41445,
            "total_submitted": 82898,
            "frontend_question_id": 320,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 319,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Bulb Switcher",
            "question__title_slug": "bulb-switcher",
            "question__hide": false,
            "total_acs": 68058,
            "total_submitted": 152182,
            "frontend_question_id": 319,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 318,
            "question__article__live": true,
            "question__article__slug": "maximum-product-of-word-lengths",
            "question__title": "Maximum Product of Word Lengths",
            "question__title_slug": "maximum-product-of-word-lengths",
            "question__hide": false,
            "total_acs": 87789,
            "total_submitted": 176640,
            "frontend_question_id": 318,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 317,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Shortest Distance from All Buildings",
            "question__title_slug": "shortest-distance-from-all-buildings",
            "question__hide": false,
            "total_acs": 52802,
            "total_submitted": 133346,
            "frontend_question_id": 317,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 316,
            "question__article__live": true,
            "question__article__slug": "remove-duplicate-letters",
            "question__title": "Remove Duplicate Letters",
            "question__title_slug": "remove-duplicate-letters",
            "question__hide": false,
            "total_acs": 66182,
            "total_submitted": 195580,
            "frontend_question_id": 316,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 315,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count of Smaller Numbers After Self",
            "question__title_slug": "count-of-smaller-numbers-after-self",
            "question__hide": false,
            "total_acs": 98533,
            "total_submitted": 246067,
            "frontend_question_id": 315,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 314,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary Tree Vertical Order Traversal",
            "question__title_slug": "binary-tree-vertical-order-traversal",
            "question__hide": false,
            "total_acs": 90820,
            "total_submitted": 212881,
            "frontend_question_id": 314,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 313,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Super Ugly Number",
            "question__title_slug": "super-ugly-number",
            "question__hide": false,
            "total_acs": 68120,
            "total_submitted": 157741,
            "frontend_question_id": 313,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 312,
            "question__article__live": true,
            "question__article__slug": "burst-balloons",
            "question__title": "Burst Balloons",
            "question__title_slug": "burst-balloons",
            "question__hide": false,
            "total_acs": 78213,
            "total_submitted": 158764,
            "frontend_question_id": 312,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 311,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sparse Matrix Multiplication",
            "question__title_slug": "sparse-matrix-multiplication",
            "question__hide": false,
            "total_acs": 75197,
            "total_submitted": 128709,
            "frontend_question_id": 311,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 310,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Minimum Height Trees",
            "question__title_slug": "minimum-height-trees",
            "question__hide": false,
            "total_acs": 77687,
            "total_submitted": 249612,
            "frontend_question_id": 310,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 309,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Best Time to Buy and Sell Stock with Cooldown",
            "question__title_slug": "best-time-to-buy-and-sell-stock-with-cooldown",
            "question__hide": false,
            "total_acs": 112025,
            "total_submitted": 247890,
            "frontend_question_id": 309,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 308,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Range Sum Query 2D - Mutable",
            "question__title_slug": "range-sum-query-2d-mutable",
            "question__hide": false,
            "total_acs": 41058,
            "total_submitted": 122037,
            "frontend_question_id": 308,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 307,
            "question__article__live": true,
            "question__article__slug": "range-sum-query-mutable",
            "question__title": "Range Sum Query - Mutable",
            "question__title_slug": "range-sum-query-mutable",
            "question__hide": false,
            "total_acs": 87029,
            "total_submitted": 278435,
            "frontend_question_id": 307,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 306,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Additive Number",
            "question__title_slug": "additive-number",
            "question__hide": false,
            "total_acs": 45518,
            "total_submitted": 157925,
            "frontend_question_id": 306,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 305,
            "question__article__live": true,
            "question__article__slug": "number-of-islands-ii",
            "question__title": "Number of Islands II",
            "question__title_slug": "number-of-islands-ii",
            "question__hide": false,
            "total_acs": 64759,
            "total_submitted": 158872,
            "frontend_question_id": 305,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 304,
            "question__article__live": true,
            "question__article__slug": "range-sum-query-2d-immutable",
            "question__title": "Range Sum Query 2D - Immutable",
            "question__title_slug": "range-sum-query-2d-immutable",
            "question__hide": false,
            "total_acs": 89433,
            "total_submitted": 253661,
            "frontend_question_id": 304,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 303,
            "question__article__live": true,
            "question__article__slug": "range-sum-query-immutable",
            "question__title": "Range Sum Query - Immutable",
            "question__title_slug": "range-sum-query-immutable",
            "question__hide": false,
            "total_acs": 165462,
            "total_submitted": 405012,
            "frontend_question_id": 303,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 302,
            "question__article__live": true,
            "question__article__slug": "smallest-rectangle-enclosing-black-pixels",
            "question__title": "Smallest Rectangle Enclosing Black Pixels",
            "question__title_slug": "smallest-rectangle-enclosing-black-pixels",
            "question__hide": false,
            "total_acs": 25044,
            "total_submitted": 49745,
            "frontend_question_id": 302,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 301,
            "question__article__live": true,
            "question__article__slug": "remove-invalid-parentheses",
            "question__title": "Remove Invalid Parentheses",
            "question__title_slug": "remove-invalid-parentheses",
            "question__hide": false,
            "total_acs": 161806,
            "total_submitted": 393808,
            "frontend_question_id": 301,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 300,
            "question__article__live": true,
            "question__article__slug": "longest-increasing-subsequence",
            "question__title": "Longest Increasing Subsequence",
            "question__title_slug": "longest-increasing-subsequence",
            "question__hide": false,
            "total_acs": 288160,
            "total_submitted": 690739,
            "frontend_question_id": 300,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 299,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Bulls and Cows",
            "question__title_slug": "bulls-and-cows",
            "question__hide": false,
            "total_acs": 120625,
            "total_submitted": 294570,
            "frontend_question_id": 299,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 298,
            "question__article__live": true,
            "question__article__slug": "binary-tree-longest-consecutive-sequence",
            "question__title": "Binary Tree Longest Consecutive Sequence",
            "question__title_slug": "binary-tree-longest-consecutive-sequence",
            "question__hide": false,
            "total_acs": 70797,
            "total_submitted": 155761,
            "frontend_question_id": 298,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 297,
            "question__article__live": true,
            "question__article__slug": "serialize-and-deserialize-binary-tree",
            "question__title": "Serialize and Deserialize Binary Tree",
            "question__title_slug": "serialize-and-deserialize-binary-tree",
            "question__hide": false,
            "total_acs": 244883,
            "total_submitted": 556321,
            "frontend_question_id": 297,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 296,
            "question__article__live": true,
            "question__article__slug": "best-meeting-point",
            "question__title": "Best Meeting Point",
            "question__title_slug": "best-meeting-point",
            "question__hide": false,
            "total_acs": 30262,
            "total_submitted": 53625,
            "frontend_question_id": 296,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 295,
            "question__article__live": true,
            "question__article__slug": "find-median-from-data-stream",
            "question__title": "Find Median from Data Stream",
            "question__title_slug": "find-median-from-data-stream",
            "question__hide": false,
            "total_acs": 145333,
            "total_submitted": 363566,
            "frontend_question_id": 295,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 294,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Flip Game II",
            "question__title_slug": "flip-game-ii",
            "question__hide": false,
            "total_acs": 48077,
            "total_submitted": 97714,
            "frontend_question_id": 294,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 293,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Flip Game",
            "question__title_slug": "flip-game",
            "question__hide": false,
            "total_acs": 44845,
            "total_submitted": 75157,
            "frontend_question_id": 293,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 292,
            "question__article__live": true,
            "question__article__slug": "nim-game",
            "question__title": "Nim Game",
            "question__title_slug": "nim-game",
            "question__hide": false,
            "total_acs": 196291,
            "total_submitted": 350870,
            "frontend_question_id": 292,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 291,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Word Pattern II",
            "question__title_slug": "word-pattern-ii",
            "question__hide": false,
            "total_acs": 39243,
            "total_submitted": 92533,
            "frontend_question_id": 291,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 290,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Word Pattern",
            "question__title_slug": "word-pattern",
            "question__hide": false,
            "total_acs": 163555,
            "total_submitted": 454941,
            "frontend_question_id": 290,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 289,
            "question__article__live": true,
            "question__article__slug": "game-of-life",
            "question__title": "Game of Life",
            "question__title_slug": "game-of-life",
            "question__hide": false,
            "total_acs": 143496,
            "total_submitted": 289046,
            "frontend_question_id": 289,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 288,
            "question__article__live": true,
            "question__article__slug": "unique-word-abbreviation",
            "question__title": "Unique Word Abbreviation",
            "question__title_slug": "unique-word-abbreviation",
            "question__hide": false,
            "total_acs": 46064,
            "total_submitted": 220741,
            "frontend_question_id": 288,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 287,
            "question__article__live": true,
            "question__article__slug": "find-the-duplicate-number",
            "question__title": "Find the Duplicate Number",
            "question__title_slug": "find-the-duplicate-number",
            "question__hide": false,
            "total_acs": 240231,
            "total_submitted": 463982,
            "frontend_question_id": 287,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 286,
            "question__article__live": true,
            "question__article__slug": "walls-and-gates",
            "question__title": "Walls and Gates",
            "question__title_slug": "walls-and-gates",
            "question__hide": false,
            "total_acs": 92763,
            "total_submitted": 180349,
            "frontend_question_id": 286,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 285,
            "question__article__live": true,
            "question__article__slug": "inorder-successor-in-bst",
            "question__title": "Inorder Successor in BST",
            "question__title_slug": "inorder-successor-in-bst",
            "question__hide": false,
            "total_acs": 125984,
            "total_submitted": 337866,
            "frontend_question_id": 285,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 284,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Peeking Iterator",
            "question__title_slug": "peeking-iterator",
            "question__hide": false,
            "total_acs": 84308,
            "total_submitted": 197924,
            "frontend_question_id": 284,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 283,
            "question__article__live": true,
            "question__article__slug": "move-zeroes",
            "question__title": "Move Zeroes",
            "question__title_slug": "move-zeroes",
            "question__hide": false,
            "total_acs": 571882,
            "total_submitted": 1026262,
            "frontend_question_id": 283,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 282,
            "question__article__live": true,
            "question__article__slug": "expression-add-operators",
            "question__title": "Expression Add Operators",
            "question__title_slug": "expression-add-operators",
            "question__hide": false,
            "total_acs": 83349,
            "total_submitted": 243417,
            "frontend_question_id": 282,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 281,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Zigzag Iterator",
            "question__title_slug": "zigzag-iterator",
            "question__hide": false,
            "total_acs": 58406,
            "total_submitted": 102187,
            "frontend_question_id": 281,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 280,
            "question__article__live": true,
            "question__article__slug": "wiggle-sort",
            "question__title": "Wiggle Sort",
            "question__title_slug": "wiggle-sort",
            "question__hide": false,
            "total_acs": 75096,
            "total_submitted": 120820,
            "frontend_question_id": 280,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 279,
            "question__article__live": true,
            "question__article__slug": "perfect-squares",
            "question__title": "Perfect Squares",
            "question__title_slug": "perfect-squares",
            "question__hide": false,
            "total_acs": 225461,
            "total_submitted": 517137,
            "frontend_question_id": 279,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 278,
            "question__article__live": true,
            "question__article__slug": "first-bad-version",
            "question__title": "First Bad Version",
            "question__title_slug": "first-bad-version",
            "question__hide": false,
            "total_acs": 275226,
            "total_submitted": 855551,
            "frontend_question_id": 278,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 277,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Find the Celebrity",
            "question__title_slug": "find-the-celebrity",
            "question__hide": false,
            "total_acs": 100671,
            "total_submitted": 256992,
            "frontend_question_id": 277,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 276,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Paint Fence",
            "question__title_slug": "paint-fence",
            "question__hide": false,
            "total_acs": 47845,
            "total_submitted": 128326,
            "frontend_question_id": 276,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 275,
            "question__article__live": true,
            "question__article__slug": "h-index-ii",
            "question__title": "H-Index II",
            "question__title_slug": "h-index-ii",
            "question__hide": false,
            "total_acs": 89247,
            "total_submitted": 248442,
            "frontend_question_id": 275,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 274,
            "question__article__live": true,
            "question__article__slug": "h-index",
            "question__title": "H-Index",
            "question__title_slug": "h-index",
            "question__hide": false,
            "total_acs": 136099,
            "total_submitted": 388488,
            "frontend_question_id": 274,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 273,
            "question__article__live": true,
            "question__article__slug": "integer-to-english-words",
            "question__title": "Integer to English Words",
            "question__title_slug": "integer-to-english-words",
            "question__hide": false,
            "total_acs": 130662,
            "total_submitted": 514573,
            "frontend_question_id": 273,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 272,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Closest Binary Search Tree Value II",
            "question__title_slug": "closest-binary-search-tree-value-ii",
            "question__hide": false,
            "total_acs": 46463,
            "total_submitted": 97271,
            "frontend_question_id": 272,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 271,
            "question__article__live": true,
            "question__article__slug": "encode-and-decode-strings",
            "question__title": "Encode and Decode Strings",
            "question__title_slug": "encode-and-decode-strings",
            "question__hide": false,
            "total_acs": 48808,
            "total_submitted": 167900,
            "frontend_question_id": 271,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 270,
            "question__article__live": true,
            "question__article__slug": "closest-bst-value",
            "question__title": "Closest Binary Search Tree Value",
            "question__title_slug": "closest-binary-search-tree-value",
            "question__hide": false,
            "total_acs": 104716,
            "total_submitted": 230177,
            "frontend_question_id": 270,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 269,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Alien Dictionary",
            "question__title_slug": "alien-dictionary",
            "question__hide": false,
            "total_acs": 105621,
            "total_submitted": 316425,
            "frontend_question_id": 269,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 268,
            "question__article__live": true,
            "question__article__slug": "missing-number",
            "question__title": "Missing Number",
            "question__title_slug": "missing-number",
            "question__hide": false,
            "total_acs": 347170,
            "total_submitted": 698678,
            "frontend_question_id": 268,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 267,
            "question__article__live": true,
            "question__article__slug": "palindrome-permutation-ii",
            "question__title": "Palindrome Permutation II",
            "question__title_slug": "palindrome-permutation-ii",
            "question__hide": false,
            "total_acs": 31169,
            "total_submitted": 89323,
            "frontend_question_id": 267,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 266,
            "question__article__live": true,
            "question__article__slug": "palindrome-permutation",
            "question__title": "Palindrome Permutation",
            "question__title_slug": "palindrome-permutation",
            "question__hide": false,
            "total_acs": 75882,
            "total_submitted": 124702,
            "frontend_question_id": 266,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 265,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Paint House II",
            "question__title_slug": "paint-house-ii",
            "question__hide": false,
            "total_acs": 51826,
            "total_submitted": 120274,
            "frontend_question_id": 265,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 264,
            "question__article__live": true,
            "question__article__slug": "ugly-number-ii",
            "question__title": "Ugly Number II",
            "question__title_slug": "ugly-number-ii",
            "question__hide": false,
            "total_acs": 122942,
            "total_submitted": 322898,
            "frontend_question_id": 264,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 263,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Ugly Number",
            "question__title_slug": "ugly-number",
            "question__hide": false,
            "total_acs": 177446,
            "total_submitted": 431986,
            "frontend_question_id": 263,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 261,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Graph Valid Tree",
            "question__title_slug": "graph-valid-tree",
            "question__hide": false,
            "total_acs": 105991,
            "total_submitted": 259670,
            "frontend_question_id": 261,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 260,
            "question__article__live": true,
            "question__article__slug": "single-number-iii",
            "question__title": "Single Number III",
            "question__title_slug": "single-number-iii",
            "question__hide": false,
            "total_acs": 120441,
            "total_submitted": 204662,
            "frontend_question_id": 260,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 259,
            "question__article__live": true,
            "question__article__slug": "3sum-smaller",
            "question__title": "3Sum Smaller",
            "question__title_slug": "3sum-smaller",
            "question__hide": false,
            "total_acs": 57504,
            "total_submitted": 124714,
            "frontend_question_id": 259,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 258,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Add Digits",
            "question__title_slug": "add-digits",
            "question__hide": false,
            "total_acs": 260372,
            "total_submitted": 471890,
            "frontend_question_id": 258,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 257,
            "question__article__live": true,
            "question__article__slug": "binary-tree-paths",
            "question__title": "Binary Tree Paths",
            "question__title_slug": "binary-tree-paths",
            "question__hide": false,
            "total_acs": 263194,
            "total_submitted": 546562,
            "frontend_question_id": 257,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 256,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Paint House",
            "question__title_slug": "paint-house",
            "question__hide": false,
            "total_acs": 68241,
            "total_submitted": 134644,
            "frontend_question_id": 256,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 255,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Verify Preorder Sequence in Binary Search Tree",
            "question__title_slug": "verify-preorder-sequence-in-binary-search-tree",
            "question__hide": false,
            "total_acs": 42142,
            "total_submitted": 94150,
            "frontend_question_id": 255,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 254,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Factor Combinations",
            "question__title_slug": "factor-combinations",
            "question__hide": false,
            "total_acs": 62523,
            "total_submitted": 137233,
            "frontend_question_id": 254,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 253,
            "question__article__live": true,
            "question__article__slug": "meeting-rooms-ii",
            "question__title": "Meeting Rooms II",
            "question__title_slug": "meeting-rooms-ii",
            "question__hide": false,
            "total_acs": 214692,
            "total_submitted": 485571,
            "frontend_question_id": 253,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 252,
            "question__article__live": true,
            "question__article__slug": "meeting-rooms",
            "question__title": "Meeting Rooms",
            "question__title_slug": "meeting-rooms",
            "question__hide": false,
            "total_acs": 107946,
            "total_submitted": 202194,
            "frontend_question_id": 252,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 251,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Flatten 2D Vector",
            "question__title_slug": "flatten-2d-vector",
            "question__hide": false,
            "total_acs": 67211,
            "total_submitted": 150028,
            "frontend_question_id": 251,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 250,
            "question__article__live": true,
            "question__article__slug": "count-univalue-subtrees",
            "question__title": "Count Univalue Subtrees",
            "question__title_slug": "count-univalue-subtrees",
            "question__hide": false,
            "total_acs": 50020,
            "total_submitted": 98738,
            "frontend_question_id": 250,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 249,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Group Shifted Strings",
            "question__title_slug": "group-shifted-strings",
            "question__hide": false,
            "total_acs": 55987,
            "total_submitted": 110596,
            "frontend_question_id": 249,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 248,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Strobogrammatic Number III",
            "question__title_slug": "strobogrammatic-number-iii",
            "question__hide": false,
            "total_acs": 23405,
            "total_submitted": 61489,
            "frontend_question_id": 248,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 247,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Strobogrammatic Number II",
            "question__title_slug": "strobogrammatic-number-ii",
            "question__hide": false,
            "total_acs": 60029,
            "total_submitted": 130702,
            "frontend_question_id": 247,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 246,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Strobogrammatic Number",
            "question__title_slug": "strobogrammatic-number",
            "question__hide": false,
            "total_acs": 63896,
            "total_submitted": 146600,
            "frontend_question_id": 246,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 245,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Shortest Word Distance III",
            "question__title_slug": "shortest-word-distance-iii",
            "question__hide": false,
            "total_acs": 44047,
            "total_submitted": 80901,
            "frontend_question_id": 245,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 244,
            "question__article__live": true,
            "question__article__slug": "shortest-word-distance-ii",
            "question__title": "Shortest Word Distance II",
            "question__title_slug": "shortest-word-distance-ii",
            "question__hide": false,
            "total_acs": 60190,
            "total_submitted": 119860,
            "frontend_question_id": 244,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 243,
            "question__article__live": true,
            "question__article__slug": "shortest-word-distance",
            "question__title": "Shortest Word Distance",
            "question__title_slug": "shortest-word-distance",
            "question__hide": false,
            "total_acs": 81076,
            "total_submitted": 136943,
            "frontend_question_id": 243,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 242,
            "question__article__live": true,
            "question__article__slug": "valid-anagram",
            "question__title": "Valid Anagram",
            "question__title_slug": "valid-anagram",
            "question__hide": false,
            "total_acs": 435144,
            "total_submitted": 800469,
            "frontend_question_id": 242,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 241,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Different Ways to Add Parentheses",
            "question__title_slug": "different-ways-to-add-parentheses",
            "question__hide": false,
            "total_acs": 86916,
            "total_submitted": 165536,
            "frontend_question_id": 241,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 240,
            "question__article__live": true,
            "question__article__slug": "search-a-2d-matrix-ii",
            "question__title": "Search a 2D Matrix II",
            "question__title_slug": "search-a-2d-matrix-ii",
            "question__hide": false,
            "total_acs": 237997,
            "total_submitted": 566202,
            "frontend_question_id": 240,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 239,
            "question__article__live": true,
            "question__article__slug": "sliding-window-maximum",
            "question__title": "Sliding Window Maximum",
            "question__title_slug": "sliding-window-maximum",
            "question__hide": false,
            "total_acs": 204976,
            "total_submitted": 510606,
            "frontend_question_id": 239,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 238,
            "question__article__live": true,
            "question__article__slug": "product-of-array-except-self",
            "question__title": "Product of Array Except Self",
            "question__title_slug": "product-of-array-except-self",
            "question__hide": false,
            "total_acs": 347348,
            "total_submitted": 602644,
            "frontend_question_id": 238,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 237,
            "question__article__live": true,
            "question__article__slug": "delete-node-linked-list",
            "question__title": "Delete Node in a Linked List",
            "question__title_slug": "delete-node-in-a-linked-list",
            "question__hide": false,
            "total_acs": 336391,
            "total_submitted": 591594,
            "frontend_question_id": 237,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 236,
            "question__article__live": true,
            "question__article__slug": "lowest-common-ancestor-of-a-binary-tree",
            "question__title": "Lowest Common Ancestor of a Binary Tree",
            "question__title_slug": "lowest-common-ancestor-of-a-binary-tree",
            "question__hide": false,
            "total_acs": 358885,
            "total_submitted": 870935,
            "frontend_question_id": 236,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 235,
            "question__article__live": true,
            "question__article__slug": "lowest-common-ancestor-of-a-binary-search-tree",
            "question__title": "Lowest Common Ancestor of a Binary Search Tree",
            "question__title_slug": "lowest-common-ancestor-of-a-binary-search-tree",
            "question__hide": false,
            "total_acs": 336702,
            "total_submitted": 713352,
            "frontend_question_id": 235,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 234,
            "question__article__live": true,
            "question__article__slug": "palindrome-linked-list",
            "question__title": "Palindrome Linked List",
            "question__title_slug": "palindrome-linked-list",
            "question__hide": false,
            "total_acs": 324794,
            "total_submitted": 867035,
            "frontend_question_id": 234,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 233,
            "question__article__live": true,
            "question__article__slug": "number-of-digit-one",
            "question__title": "Number of Digit One",
            "question__title_slug": "number-of-digit-one",
            "question__hide": false,
            "total_acs": 44430,
            "total_submitted": 144205,
            "frontend_question_id": 233,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 232,
            "question__article__live": true,
            "question__article__slug": "implement-queue-using-stacks",
            "question__title": "Implement Queue using Stacks",
            "question__title_slug": "implement-queue-using-stacks",
            "question__hide": false,
            "total_acs": 177505,
            "total_submitted": 385752,
            "frontend_question_id": 232,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 231,
            "question__article__live": true,
            "question__article__slug": "power-of-two",
            "question__title": "Power of Two",
            "question__title_slug": "power-of-two",
            "question__hide": false,
            "total_acs": 259762,
            "total_submitted": 609941,
            "frontend_question_id": 231,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 230,
            "question__article__live": true,
            "question__article__slug": "kth-smallest-element-in-a-bst",
            "question__title": "Kth Smallest Element in a BST",
            "question__title_slug": "kth-smallest-element-in-a-bst",
            "question__hide": false,
            "total_acs": 279540,
            "total_submitted": 511433,
            "frontend_question_id": 230,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 229,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Majority Element II",
            "question__title_slug": "majority-element-ii",
            "question__hide": false,
            "total_acs": 118991,
            "total_submitted": 353643,
            "frontend_question_id": 229,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 228,
            "question__article__live": true,
            "question__article__slug": "summary-ranges",
            "question__title": "Summary Ranges",
            "question__title_slug": "summary-ranges",
            "question__hide": false,
            "total_acs": 147126,
            "total_submitted": 392491,
            "frontend_question_id": 228,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 227,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Basic Calculator II",
            "question__title_slug": "basic-calculator-ii",
            "question__hide": false,
            "total_acs": 141380,
            "total_submitted": 401262,
            "frontend_question_id": 227,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 226,
            "question__article__live": true,
            "question__article__slug": "invert-binary-tree",
            "question__title": "Invert Binary Tree",
            "question__title_slug": "invert-binary-tree",
            "question__hide": false,
            "total_acs": 388493,
            "total_submitted": 640815,
            "frontend_question_id": 226,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 225,
            "question__article__live": true,
            "question__article__slug": "implement-stack-using-queues",
            "question__title": "Implement Stack using Queues",
            "question__title_slug": "implement-stack-using-queues",
            "question__hide": false,
            "total_acs": 151397,
            "total_submitted": 361900,
            "frontend_question_id": 225,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 224,
            "question__article__live": true,
            "question__article__slug": "basic-calculator",
            "question__title": "Basic Calculator",
            "question__title_slug": "basic-calculator",
            "question__hide": false,
            "total_acs": 132585,
            "total_submitted": 380980,
            "frontend_question_id": 224,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 223,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Rectangle Area",
            "question__title_slug": "rectangle-area",
            "question__hide": false,
            "total_acs": 96244,
            "total_submitted": 261912,
            "frontend_question_id": 223,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 222,
            "question__article__live": true,
            "question__article__slug": "count-complete-tree-nodes",
            "question__title": "Count Complete Tree Nodes",
            "question__title_slug": "count-complete-tree-nodes",
            "question__hide": false,
            "total_acs": 163460,
            "total_submitted": 417528,
            "frontend_question_id": 222,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 221,
            "question__article__live": true,
            "question__article__slug": "maximal-square",
            "question__title": "Maximal Square",
            "question__title_slug": "maximal-square",
            "question__hide": false,
            "total_acs": 168136,
            "total_submitted": 484089,
            "frontend_question_id": 221,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 220,
            "question__article__live": true,
            "question__article__slug": "contains-duplicate-iii",
            "question__title": "Contains Duplicate III",
            "question__title_slug": "contains-duplicate-iii",
            "question__hide": false,
            "total_acs": 106314,
            "total_submitted": 523707,
            "frontend_question_id": 220,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 219,
            "question__article__live": true,
            "question__article__slug": "contains-duplicate-ii",
            "question__title": "Contains Duplicate II",
            "question__title_slug": "contains-duplicate-ii",
            "question__hide": false,
            "total_acs": 229001,
            "total_submitted": 629296,
            "frontend_question_id": 219,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 218,
            "question__article__live": true,
            "question__article__slug": "skyline-problem",
            "question__title": "The Skyline Problem",
            "question__title_slug": "the-skyline-problem",
            "question__hide": false,
            "total_acs": 110217,
            "total_submitted": 334770,
            "frontend_question_id": 218,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 217,
            "question__article__live": true,
            "question__article__slug": "contains-duplicate",
            "question__title": "Contains Duplicate",
            "question__title_slug": "contains-duplicate",
            "question__hide": false,
            "total_acs": 428860,
            "total_submitted": 792490,
            "frontend_question_id": 217,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 216,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Combination Sum III",
            "question__title_slug": "combination-sum-iii",
            "question__hide": false,
            "total_acs": 142107,
            "total_submitted": 264107,
            "frontend_question_id": 216,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 215,
            "question__article__live": true,
            "question__article__slug": "kth-largest-element-in-an-array",
            "question__title": "Kth Largest Element in an Array",
            "question__title_slug": "kth-largest-element-in-an-array",
            "question__hide": false,
            "total_acs": 482000,
            "total_submitted": 942217,
            "frontend_question_id": 215,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 214,
            "question__article__live": true,
            "question__article__slug": "shortest-palindrome",
            "question__title": "Shortest Palindrome",
            "question__title_slug": "shortest-palindrome",
            "question__hide": false,
            "total_acs": 84959,
            "total_submitted": 297720,
            "frontend_question_id": 214,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 213,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "House Robber II",
            "question__title_slug": "house-robber-ii",
            "question__hide": false,
            "total_acs": 139514,
            "total_submitted": 390195,
            "frontend_question_id": 213,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 212,
            "question__article__live": true,
            "question__article__slug": "word-search-ii",
            "question__title": "Word Search II",
            "question__title_slug": "word-search-ii",
            "question__hide": false,
            "total_acs": 148481,
            "total_submitted": 476665,
            "frontend_question_id": 212,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 211,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Add and Search Word - Data structure design",
            "question__title_slug": "add-and-search-word-data-structure-design",
            "question__hide": false,
            "total_acs": 140870,
            "total_submitted": 426860,
            "frontend_question_id": 211,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 210,
            "question__article__live": true,
            "question__article__slug": "course-schedule-ii",
            "question__title": "Course Schedule II",
            "question__title_slug": "course-schedule-ii",
            "question__hide": false,
            "total_acs": 193090,
            "total_submitted": 518631,
            "frontend_question_id": 210,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 209,
            "question__article__live": true,
            "question__article__slug": "minimum-size-subarray-sum",
            "question__title": "Minimum Size Subarray Sum",
            "question__title_slug": "minimum-size-subarray-sum",
            "question__hide": false,
            "total_acs": 211011,
            "total_submitted": 584496,
            "frontend_question_id": 209,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 208,
            "question__article__live": true,
            "question__article__slug": "implement-trie-prefix-tree",
            "question__title": "Implement Trie (Prefix Tree)",
            "question__title_slug": "implement-trie-prefix-tree",
            "question__hide": false,
            "total_acs": 222093,
            "total_submitted": 525045,
            "frontend_question_id": 208,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 207,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Course Schedule",
            "question__title_slug": "course-schedule",
            "question__hide": false,
            "total_acs": 291547,
            "total_submitted": 726829,
            "frontend_question_id": 207,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 206,
            "question__article__live": true,
            "question__article__slug": "reverse-linked-list",
            "question__title": "Reverse Linked List",
            "question__title_slug": "reverse-linked-list",
            "question__hide": false,
            "total_acs": 756975,
            "total_submitted": 1299420,
            "frontend_question_id": 206,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 205,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Isomorphic Strings",
            "question__title_slug": "isomorphic-strings",
            "question__hide": false,
            "total_acs": 247275,
            "total_submitted": 639302,
            "frontend_question_id": 205,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 204,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count Primes",
            "question__title_slug": "count-primes",
            "question__hide": false,
            "total_acs": 288078,
            "total_submitted": 953322,
            "frontend_question_id": 204,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 203,
            "question__article__live": true,
            "question__article__slug": "remove-linked-list-elements",
            "question__title": "Remove Linked List Elements",
            "question__title_slug": "remove-linked-list-elements",
            "question__hide": false,
            "total_acs": 266337,
            "total_submitted": 724736,
            "frontend_question_id": 203,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 202,
            "question__article__live": true,
            "question__article__slug": "happy-number",
            "question__title": "Happy Number",
            "question__title_slug": "happy-number",
            "question__hide": false,
            "total_acs": 295522,
            "total_submitted": 621168,
            "frontend_question_id": 202,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 201,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Bitwise AND of Numbers Range",
            "question__title_slug": "bitwise-and-of-numbers-range",
            "question__hide": false,
            "total_acs": 91996,
            "total_submitted": 249740,
            "frontend_question_id": 201,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 200,
            "question__article__live": true,
            "question__article__slug": "number-of-islands",
            "question__title": "Number of Islands",
            "question__title_slug": "number-of-islands",
            "question__hide": false,
            "total_acs": 489596,
            "total_submitted": 1115236,
            "frontend_question_id": 200,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 199,
            "question__article__live": true,
            "question__article__slug": "binary-tree-right-side-view",
            "question__title": "Binary Tree Right Side View",
            "question__title_slug": "binary-tree-right-side-view",
            "question__hide": false,
            "total_acs": 213542,
            "total_submitted": 421837,
            "frontend_question_id": 199,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 198,
            "question__article__live": true,
            "question__article__slug": "house-robber",
            "question__title": "House Robber",
            "question__title_slug": "house-robber",
            "question__hide": false,
            "total_acs": 402220,
            "total_submitted": 969796,
            "frontend_question_id": 198,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 191,
            "question__article__live": true,
            "question__article__slug": "number-1-bits",
            "question__title": "Number of 1 Bits",
            "question__title_slug": "number-of-1-bits",
            "question__hide": false,
            "total_acs": 298344,
            "total_submitted": 650696,
            "frontend_question_id": 191,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 190,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Reverse Bits",
            "question__title_slug": "reverse-bits",
            "question__hide": false,
            "total_acs": 210215,
            "total_submitted": 620238,
            "frontend_question_id": 190,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 189,
            "question__article__live": true,
            "question__article__slug": "rotate-array",
            "question__title": "Rotate Array",
            "question__title_slug": "rotate-array",
            "question__hide": false,
            "total_acs": 375670,
            "total_submitted": 1165964,
            "frontend_question_id": 189,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 188,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Best Time to Buy and Sell Stock IV",
            "question__title_slug": "best-time-to-buy-and-sell-stock-iv",
            "question__hide": false,
            "total_acs": 105597,
            "total_submitted": 388968,
            "frontend_question_id": 188,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 187,
            "question__article__live": true,
            "question__article__slug": "repeated-dna-sequences",
            "question__title": "Repeated DNA Sequences",
            "question__title_slug": "repeated-dna-sequences",
            "question__hide": false,
            "total_acs": 141823,
            "total_submitted": 379402,
            "frontend_question_id": 187,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 186,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Reverse Words in a String II",
            "question__title_slug": "reverse-words-in-a-string-ii",
            "question__hide": false,
            "total_acs": 75925,
            "total_submitted": 187784,
            "frontend_question_id": 186,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 179,
            "question__article__live": true,
            "question__article__slug": "largest-number",
            "question__title": "Largest Number",
            "question__title_slug": "largest-number",
            "question__hide": false,
            "total_acs": 150612,
            "total_submitted": 558212,
            "frontend_question_id": 179,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 174,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Dungeon Game",
            "question__title_slug": "dungeon-game",
            "question__hide": false,
            "total_acs": 75298,
            "total_submitted": 264463,
            "frontend_question_id": 174,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 173,
            "question__article__live": true,
            "question__article__slug": "binary-search-tree-iterator",
            "question__title": "Binary Search Tree Iterator",
            "question__title_slug": "binary-search-tree-iterator",
            "question__hide": false,
            "total_acs": 247391,
            "total_submitted": 476069,
            "frontend_question_id": 173,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 172,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Factorial Trailing Zeroes",
            "question__title_slug": "factorial-trailing-zeroes",
            "question__hide": false,
            "total_acs": 179568,
            "total_submitted": 476736,
            "frontend_question_id": 172,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 171,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Excel Sheet Column Number",
            "question__title_slug": "excel-sheet-column-number",
            "question__hide": false,
            "total_acs": 250224,
            "total_submitted": 473882,
            "frontend_question_id": 171,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 170,
            "question__article__live": true,
            "question__article__slug": "two-sum-iii-data-structure-design",
            "question__title": "Two Sum III - Data structure design",
            "question__title_slug": "two-sum-iii-data-structure-design",
            "question__hide": false,
            "total_acs": 69718,
            "total_submitted": 216911,
            "frontend_question_id": 170,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 169,
            "question__article__live": true,
            "question__article__slug": "majority-element",
            "question__title": "Majority Element",
            "question__title_slug": "majority-element",
            "question__hide": false,
            "total_acs": 469196,
            "total_submitted": 852984,
            "frontend_question_id": 169,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 168,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Excel Sheet Column Title",
            "question__title_slug": "excel-sheet-column-title",
            "question__hide": false,
            "total_acs": 192507,
            "total_submitted": 643910,
            "frontend_question_id": 168,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 167,
            "question__article__live": true,
            "question__article__slug": "two-sum-ii-input-array-is-sorted",
            "question__title": "Two Sum II - Input array is sorted",
            "question__title_slug": "two-sum-ii-input-array-is-sorted",
            "question__hide": false,
            "total_acs": 317086,
            "total_submitted": 610194,
            "frontend_question_id": 167,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 166,
            "question__article__live": true,
            "question__article__slug": "fraction-to-recurring-decimal",
            "question__title": "Fraction to Recurring Decimal",
            "question__title_slug": "fraction-to-recurring-decimal",
            "question__hide": false,
            "total_acs": 103039,
            "total_submitted": 505598,
            "frontend_question_id": 166,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 165,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Compare Version Numbers",
            "question__title_slug": "compare-version-numbers",
            "question__hide": false,
            "total_acs": 158591,
            "total_submitted": 625982,
            "frontend_question_id": 165,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 164,
            "question__article__live": true,
            "question__article__slug": "maximum-gap",
            "question__title": "Maximum Gap",
            "question__title_slug": "maximum-gap",
            "question__hide": false,
            "total_acs": 78292,
            "total_submitted": 231516,
            "frontend_question_id": 164,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 163,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Missing Ranges",
            "question__title_slug": "missing-ranges",
            "question__hide": false,
            "total_acs": 69734,
            "total_submitted": 295387,
            "frontend_question_id": 163,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 162,
            "question__article__live": true,
            "question__article__slug": "find-peak-element",
            "question__title": "Find Peak Element",
            "question__title_slug": "find-peak-element",
            "question__hide": false,
            "total_acs": 288271,
            "total_submitted": 682546,
            "frontend_question_id": 162,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 161,
            "question__article__live": true,
            "question__article__slug": "one-edit-distance",
            "question__title": "One Edit Distance",
            "question__title_slug": "one-edit-distance",
            "question__hide": false,
            "total_acs": 92489,
            "total_submitted": 288071,
            "frontend_question_id": 161,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 160,
            "question__article__live": true,
            "question__article__slug": "intersection-of-two-linked-lists",
            "question__title": "Intersection of Two Linked Lists",
            "question__title_slug": "intersection-of-two-linked-lists",
            "question__hide": false,
            "total_acs": 371121,
            "total_submitted": 1009768,
            "frontend_question_id": 160,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 159,
            "question__article__live": true,
            "question__article__slug": "longest-substring-with-at-most-two-distinct-charac",
            "question__title": "Longest Substring with At Most Two Distinct Characters",
            "question__title_slug": "longest-substring-with-at-most-two-distinct-characters",
            "question__hide": false,
            "total_acs": 86222,
            "total_submitted": 178562,
            "frontend_question_id": 159,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 158,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Read N Characters Given Read4 II - Call multiple times",
            "question__title_slug": "read-n-characters-given-read4-ii-call-multiple-times",
            "question__hide": false,
            "total_acs": 81365,
            "total_submitted": 275281,
            "frontend_question_id": 158,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 157,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Read N Characters Given Read4",
            "question__title_slug": "read-n-characters-given-read4",
            "question__hide": false,
            "total_acs": 86680,
            "total_submitted": 274637,
            "frontend_question_id": 157,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 156,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary Tree Upside Down",
            "question__title_slug": "binary-tree-upside-down",
            "question__hide": false,
            "total_acs": 54641,
            "total_submitted": 102790,
            "frontend_question_id": 156,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": true,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 155,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Min Stack",
            "question__title_slug": "min-stack",
            "question__hide": false,
            "total_acs": 379082,
            "total_submitted": 950852,
            "frontend_question_id": 155,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 154,
            "question__article__live": true,
            "question__article__slug": "find-minimum-in-rotated-sorted-array-ii",
            "question__title": "Find Minimum in Rotated Sorted Array II",
            "question__title_slug": "find-minimum-in-rotated-sorted-array-ii",
            "question__hide": false,
            "total_acs": 151543,
            "total_submitted": 378686,
            "frontend_question_id": 154,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 153,
            "question__article__live": true,
            "question__article__slug": "find-minimum-in-rotated-sorted-array",
            "question__title": "Find Minimum in Rotated Sorted Array",
            "question__title_slug": "find-minimum-in-rotated-sorted-array",
            "question__hide": false,
            "total_acs": 348535,
            "total_submitted": 793686,
            "frontend_question_id": 153,
            "is_new_question": false
        },
        "status": null,
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 152,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Maximum Product Subarray",
            "question__title_slug": "maximum-product-subarray",
            "question__hide": false,
            "total_acs": 263867,
            "total_submitted": 866699,
            "frontend_question_id": 152,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 151,
            "question__article__live": true,
            "question__article__slug": "reverse-words-in-a-string",
            "question__title": "Reverse Words in a String",
            "question__title_slug": "reverse-words-in-a-string",
            "question__hide": false,
            "total_acs": 333573,
            "total_submitted": 1790676,
            "frontend_question_id": 151,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 150,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Evaluate Reverse Polish Notation",
            "question__title_slug": "evaluate-reverse-polish-notation",
            "question__hide": false,
            "total_acs": 191909,
            "total_submitted": 563063,
            "frontend_question_id": 150,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 149,
            "question__article__live": true,
            "question__article__slug": "max-points-on-a-line",
            "question__title": "Max Points on a Line",
            "question__title_slug": "max-points-on-a-line",
            "question__hide": false,
            "total_acs": 136525,
            "total_submitted": 835394,
            "frontend_question_id": 149,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 148,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sort List",
            "question__title_slug": "sort-list",
            "question__hide": false,
            "total_acs": 219321,
            "total_submitted": 571693,
            "frontend_question_id": 148,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 147,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Insertion Sort List",
            "question__title_slug": "insertion-sort-list",
            "question__hide": false,
            "total_acs": 165323,
            "total_submitted": 423873,
            "frontend_question_id": 147,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 146,
            "question__article__live": true,
            "question__article__slug": "lru-cache",
            "question__title": "LRU Cache",
            "question__title_slug": "lru-cache",
            "question__hide": false,
            "total_acs": 395376,
            "total_submitted": 1375140,
            "frontend_question_id": 146,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 145,
            "question__article__live": true,
            "question__article__slug": "binary-tree-postorder-transversal",
            "question__title": "Binary Tree Postorder Traversal",
            "question__title_slug": "binary-tree-postorder-traversal",
            "question__hide": false,
            "total_acs": 309863,
            "total_submitted": 603760,
            "frontend_question_id": 145,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 144,
            "question__article__live": true,
            "question__article__slug": "binary-tree-preorder-transversal",
            "question__title": "Binary Tree Preorder Traversal",
            "question__title_slug": "binary-tree-preorder-traversal",
            "question__hide": false,
            "total_acs": 404190,
            "total_submitted": 758454,
            "frontend_question_id": 144,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 143,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Reorder List",
            "question__title_slug": "reorder-list",
            "question__hide": false,
            "total_acs": 184912,
            "total_submitted": 554588,
            "frontend_question_id": 143,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 142,
            "question__article__live": true,
            "question__article__slug": "linked-list-cycle-ii",
            "question__title": "Linked List Cycle II",
            "question__title_slug": "linked-list-cycle-ii",
            "question__hide": false,
            "total_acs": 257148,
            "total_submitted": 748753,
            "frontend_question_id": 142,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 141,
            "question__article__live": true,
            "question__article__slug": "linked-list-cycle",
            "question__title": "Linked List Cycle",
            "question__title_slug": "linked-list-cycle",
            "question__hide": false,
            "total_acs": 497088,
            "total_submitted": 1278570,
            "frontend_question_id": 141,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 140,
            "question__article__live": true,
            "question__article__slug": "word-break-ii",
            "question__title": "Word Break II",
            "question__title_slug": "word-break-ii",
            "question__hide": false,
            "total_acs": 187604,
            "total_submitted": 647750,
            "frontend_question_id": 140,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 139,
            "question__article__live": true,
            "question__article__slug": "word-break",
            "question__title": "Word Break",
            "question__title_slug": "word-break",
            "question__hide": false,
            "total_acs": 424755,
            "total_submitted": 1133315,
            "frontend_question_id": 139,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 138,
            "question__article__live": true,
            "question__article__slug": "copy-list-with-random-pointer",
            "question__title": "Copy List with Random Pointer",
            "question__title_slug": "copy-list-with-random-pointer",
            "question__hide": false,
            "total_acs": 315835,
            "total_submitted": 1023710,
            "frontend_question_id": 138,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 137,
            "question__article__live": true,
            "question__article__slug": "single-number-ii",
            "question__title": "Single Number II",
            "question__title_slug": "single-number-ii",
            "question__hide": false,
            "total_acs": 188165,
            "total_submitted": 393276,
            "frontend_question_id": 137,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 136,
            "question__article__live": true,
            "question__article__slug": "single-number",
            "question__title": "Single Number",
            "question__title_slug": "single-number",
            "question__hide": false,
            "total_acs": 577004,
            "total_submitted": 927995,
            "frontend_question_id": 136,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 135,
            "question__article__live": true,
            "question__article__slug": "candy",
            "question__title": "Candy",
            "question__title_slug": "candy",
            "question__hide": false,
            "total_acs": 115157,
            "total_submitted": 386194,
            "frontend_question_id": 135,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 134,
            "question__article__live": true,
            "question__article__slug": "gas-station",
            "question__title": "Gas Station",
            "question__title_slug": "gas-station",
            "question__hide": false,
            "total_acs": 170587,
            "total_submitted": 476720,
            "frontend_question_id": 134,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 133,
            "question__article__live": true,
            "question__article__slug": "clone-graph",
            "question__title": "Clone Graph",
            "question__title_slug": "clone-graph",
            "question__hide": false,
            "total_acs": 266682,
            "total_submitted": 885920,
            "frontend_question_id": 133,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 132,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Palindrome Partitioning II",
            "question__title_slug": "palindrome-partitioning-ii",
            "question__hide": false,
            "total_acs": 115686,
            "total_submitted": 402260,
            "frontend_question_id": 132,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 131,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Palindrome Partitioning",
            "question__title_slug": "palindrome-partitioning",
            "question__hide": false,
            "total_acs": 191722,
            "total_submitted": 438257,
            "frontend_question_id": 131,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 130,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Surrounded Regions",
            "question__title_slug": "surrounded-regions",
            "question__hide": false,
            "total_acs": 174103,
            "total_submitted": 704779,
            "frontend_question_id": 130,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 129,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Sum Root to Leaf Numbers",
            "question__title_slug": "sum-root-to-leaf-numbers",
            "question__hide": false,
            "total_acs": 213009,
            "total_submitted": 477203,
            "frontend_question_id": 129,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 128,
            "question__article__live": true,
            "question__article__slug": "longest-consecutive-sequence",
            "question__title": "Longest Consecutive Sequence",
            "question__title_slug": "longest-consecutive-sequence",
            "question__hide": false,
            "total_acs": 246673,
            "total_submitted": 569750,
            "frontend_question_id": 128,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 127,
            "question__article__live": true,
            "question__article__slug": "word-ladder",
            "question__title": "Word Ladder",
            "question__title_slug": "word-ladder",
            "question__hide": false,
            "total_acs": 330629,
            "total_submitted": 1241598,
            "frontend_question_id": 127,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 126,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Word Ladder II",
            "question__title_slug": "word-ladder-ii",
            "question__hide": false,
            "total_acs": 148977,
            "total_submitted": 754991,
            "frontend_question_id": 126,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 125,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Valid Palindrome",
            "question__title_slug": "valid-palindrome",
            "question__hide": false,
            "total_acs": 449323,
            "total_submitted": 1351731,
            "frontend_question_id": 125,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 124,
            "question__article__live": true,
            "question__article__slug": "binary-tree-maximum-path-sum",
            "question__title": "Binary Tree Maximum Path Sum",
            "question__title_slug": "binary-tree-maximum-path-sum",
            "question__hide": false,
            "total_acs": 250370,
            "total_submitted": 789395,
            "frontend_question_id": 124,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 123,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Best Time to Buy and Sell Stock III",
            "question__title_slug": "best-time-to-buy-and-sell-stock-iii",
            "question__hide": false,
            "total_acs": 177631,
            "total_submitted": 501017,
            "frontend_question_id": 123,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 122,
            "question__article__live": true,
            "question__article__slug": "best-time-to-buy-and-sell-stock-ii",
            "question__title": "Best Time to Buy and Sell Stock II",
            "question__title_slug": "best-time-to-buy-and-sell-stock-ii",
            "question__hide": false,
            "total_acs": 406687,
            "total_submitted": 756611,
            "frontend_question_id": 122,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 121,
            "question__article__live": true,
            "question__article__slug": "best-time-to-buy-and-sell-stock",
            "question__title": "Best Time to Buy and Sell Stock",
            "question__title_slug": "best-time-to-buy-and-sell-stock",
            "question__hide": false,
            "total_acs": 652750,
            "total_submitted": 1336897,
            "frontend_question_id": 121,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 120,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Triangle",
            "question__title_slug": "triangle",
            "question__hide": false,
            "total_acs": 210873,
            "total_submitted": 507898,
            "frontend_question_id": 120,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 119,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Pascal's Triangle II",
            "question__title_slug": "pascals-triangle-ii",
            "question__hide": false,
            "total_acs": 238124,
            "total_submitted": 516625,
            "frontend_question_id": 119,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 118,
            "question__article__live": true,
            "question__article__slug": "pascals-triangle",
            "question__title": "Pascal's Triangle",
            "question__title_slug": "pascals-triangle",
            "question__hide": false,
            "total_acs": 310110,
            "total_submitted": 632913,
            "frontend_question_id": 118,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 117,
            "question__article__live": true,
            "question__article__slug": "populating-next-right-pointers-in-each-node-ii",
            "question__title": "Populating Next Right Pointers in Each Node II",
            "question__title_slug": "populating-next-right-pointers-in-each-node-ii",
            "question__hide": false,
            "total_acs": 213412,
            "total_submitted": 587042,
            "frontend_question_id": 117,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 116,
            "question__article__live": true,
            "question__article__slug": "populating-next-right-pointers-in-each-node",
            "question__title": "Populating Next Right Pointers in Each Node",
            "question__title_slug": "populating-next-right-pointers-in-each-node",
            "question__hide": false,
            "total_acs": 290035,
            "total_submitted": 715065,
            "frontend_question_id": 116,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 115,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Distinct Subsequences",
            "question__title_slug": "distinct-subsequences",
            "question__hide": false,
            "total_acs": 118840,
            "total_submitted": 327686,
            "frontend_question_id": 115,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 114,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Flatten Binary Tree to Linked List",
            "question__title_slug": "flatten-binary-tree-to-linked-list",
            "question__hide": false,
            "total_acs": 282399,
            "total_submitted": 623277,
            "frontend_question_id": 114,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 113,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Path Sum II",
            "question__title_slug": "path-sum-ii",
            "question__hide": false,
            "total_acs": 275024,
            "total_submitted": 635470,
            "frontend_question_id": 113,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 112,
            "question__article__live": true,
            "question__article__slug": "path-sum",
            "question__title": "Path Sum",
            "question__title_slug": "path-sum",
            "question__hide": false,
            "total_acs": 379451,
            "total_submitted": 965811,
            "frontend_question_id": 112,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 111,
            "question__article__live": true,
            "question__article__slug": "minimum-depth-of-binary-tree",
            "question__title": "Minimum Depth of Binary Tree",
            "question__title_slug": "minimum-depth-of-binary-tree",
            "question__hide": false,
            "total_acs": 345913,
            "total_submitted": 954647,
            "frontend_question_id": 111,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 110,
            "question__article__live": true,
            "question__article__slug": "balanced-binary-tree",
            "question__title": "Balanced Binary Tree",
            "question__title_slug": "balanced-binary-tree",
            "question__hide": false,
            "total_acs": 377867,
            "total_submitted": 896233,
            "frontend_question_id": 110,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 109,
            "question__article__live": true,
            "question__article__slug": "convert-sorted-list-to-binary-search-tree",
            "question__title": "Convert Sorted List to Binary Search Tree",
            "question__title_slug": "convert-sorted-list-to-binary-search-tree",
            "question__hide": false,
            "total_acs": 205035,
            "total_submitted": 468941,
            "frontend_question_id": 109,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 108,
            "question__article__live": true,
            "question__article__slug": "convert-sorted-array-to-bst",
            "question__title": "Convert Sorted Array to Binary Search Tree",
            "question__title_slug": "convert-sorted-array-to-binary-search-tree",
            "question__hide": false,
            "total_acs": 321662,
            "total_submitted": 597246,
            "frontend_question_id": 108,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 107,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary Tree Level Order Traversal II",
            "question__title_slug": "binary-tree-level-order-traversal-ii",
            "question__hide": false,
            "total_acs": 263112,
            "total_submitted": 535959,
            "frontend_question_id": 107,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 106,
            "question__article__live": true,
            "question__article__slug": "construct-binary-tree-from-inorder-and-postorder-t",
            "question__title": "Construct Binary Tree from Inorder and Postorder Traversal",
            "question__title_slug": "construct-binary-tree-from-inorder-and-postorder-traversal",
            "question__hide": false,
            "total_acs": 180405,
            "total_submitted": 428748,
            "frontend_question_id": 106,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 105,
            "question__article__live": true,
            "question__article__slug": "construct-binary-tree-from-preorder-and-inorder-tr",
            "question__title": "Construct Binary Tree from Preorder and Inorder Traversal",
            "question__title_slug": "construct-binary-tree-from-preorder-and-inorder-traversal",
            "question__hide": false,
            "total_acs": 278767,
            "total_submitted": 626772,
            "frontend_question_id": 105,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 104,
            "question__article__live": true,
            "question__article__slug": "maximum-depth-of-binary-tree",
            "question__title": "Maximum Depth of Binary Tree",
            "question__title_slug": "maximum-depth-of-binary-tree",
            "question__hide": false,
            "total_acs": 639201,
            "total_submitted": 1013120,
            "frontend_question_id": 104,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 103,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Binary Tree Zigzag Level Order Traversal",
            "question__title_slug": "binary-tree-zigzag-level-order-traversal",
            "question__hide": false,
            "total_acs": 279445,
            "total_submitted": 631101,
            "frontend_question_id": 103,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 102,
            "question__article__live": true,
            "question__article__slug": "binary-tree-level-order-traversal",
            "question__title": "Binary Tree Level Order Traversal",
            "question__title_slug": "binary-tree-level-order-traversal",
            "question__hide": false,
            "total_acs": 473615,
            "total_submitted": 925947,
            "frontend_question_id": 102,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 101,
            "question__article__live": true,
            "question__article__slug": "symmetric-tree",
            "question__title": "Symmetric Tree",
            "question__title_slug": "symmetric-tree",
            "question__hide": false,
            "total_acs": 506230,
            "total_submitted": 1123378,
            "frontend_question_id": 101,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 100,
            "question__article__live": true,
            "question__article__slug": "same-tree",
            "question__title": "Same Tree",
            "question__title_slug": "same-tree",
            "question__hide": false,
            "total_acs": 451650,
            "total_submitted": 880037,
            "frontend_question_id": 100,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 99,
            "question__article__live": true,
            "question__article__slug": "recover-binary-search-tree",
            "question__title": "Recover Binary Search Tree",
            "question__title_slug": "recover-binary-search-tree",
            "question__hide": false,
            "total_acs": 136265,
            "total_submitted": 372784,
            "frontend_question_id": 99,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 98,
            "question__article__live": true,
            "question__article__slug": "validate-binary-search-tree",
            "question__title": "Validate Binary Search Tree",
            "question__title_slug": "validate-binary-search-tree",
            "question__hide": false,
            "total_acs": 526578,
            "total_submitted": 1969323,
            "frontend_question_id": 98,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 97,
            "question__article__live": true,
            "question__article__slug": "interleaving-strings",
            "question__title": "Interleaving String",
            "question__title_slug": "interleaving-string",
            "question__hide": false,
            "total_acs": 129651,
            "total_submitted": 438522,
            "frontend_question_id": 97,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 96,
            "question__article__live": true,
            "question__article__slug": "unique-binary-search-trees",
            "question__title": "Unique Binary Search Trees",
            "question__title_slug": "unique-binary-search-trees",
            "question__hide": false,
            "total_acs": 235896,
            "total_submitted": 483989,
            "frontend_question_id": 96,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 95,
            "question__article__live": true,
            "question__article__slug": "unique-binary-search-trees-ii",
            "question__title": "Unique Binary Search Trees II",
            "question__title_slug": "unique-binary-search-trees-ii",
            "question__hide": false,
            "total_acs": 161183,
            "total_submitted": 427502,
            "frontend_question_id": 95,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 94,
            "question__article__live": true,
            "question__article__slug": "binary-tree-inorder-traversal",
            "question__title": "Binary Tree Inorder Traversal",
            "question__title_slug": "binary-tree-inorder-traversal",
            "question__hide": false,
            "total_acs": 578014,
            "total_submitted": 968391,
            "frontend_question_id": 94,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 93,
            "question__article__live": true,
            "question__article__slug": "restore-ip-addresses",
            "question__title": "Restore IP Addresses",
            "question__title_slug": "restore-ip-addresses",
            "question__hide": false,
            "total_acs": 160628,
            "total_submitted": 486457,
            "frontend_question_id": 93,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 92,
            "question__article__live": true,
            "question__article__slug": "reverse-linked-list-ii",
            "question__title": "Reverse Linked List II",
            "question__title_slug": "reverse-linked-list-ii",
            "question__hide": false,
            "total_acs": 228321,
            "total_submitted": 622958,
            "frontend_question_id": 92,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 91,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Decode Ways",
            "question__title_slug": "decode-ways",
            "question__hide": false,
            "total_acs": 319673,
            "total_submitted": 1372460,
            "frontend_question_id": 91,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 90,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Subsets II",
            "question__title_slug": "subsets-ii",
            "question__hide": false,
            "total_acs": 236833,
            "total_submitted": 532229,
            "frontend_question_id": 90,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 89,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Gray Code",
            "question__title_slug": "gray-code",
            "question__hide": false,
            "total_acs": 148021,
            "total_submitted": 312793,
            "frontend_question_id": 89,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 88,
            "question__article__live": true,
            "question__article__slug": "merge-sorted-arrays",
            "question__title": "Merge Sorted Array",
            "question__title_slug": "merge-sorted-array",
            "question__hide": false,
            "total_acs": 454938,
            "total_submitted": 1212989,
            "frontend_question_id": 88,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 87,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Scramble String",
            "question__title_slug": "scramble-string",
            "question__hide": false,
            "total_acs": 99093,
            "total_submitted": 304473,
            "frontend_question_id": 87,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 86,
            "question__article__live": true,
            "question__article__slug": "partition-list",
            "question__title": "Partition List",
            "question__title_slug": "partition-list",
            "question__hide": false,
            "total_acs": 186783,
            "total_submitted": 477695,
            "frontend_question_id": 86,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 85,
            "question__article__live": true,
            "question__article__slug": "maximal-rectangle",
            "question__title": "Maximal Rectangle",
            "question__title_slug": "maximal-rectangle",
            "question__hide": false,
            "total_acs": 144738,
            "total_submitted": 410033,
            "frontend_question_id": 85,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 84,
            "question__article__live": true,
            "question__article__slug": "largest-rectangle-in-histogram",
            "question__title": "Largest Rectangle in Histogram",
            "question__title_slug": "largest-rectangle-in-histogram",
            "question__hide": false,
            "total_acs": 209925,
            "total_submitted": 639004,
            "frontend_question_id": 84,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 83,
            "question__article__live": true,
            "question__article__slug": "remove-duplicates-from-sorted-list",
            "question__title": "Remove Duplicates from Sorted List",
            "question__title_slug": "remove-duplicates-from-sorted-list",
            "question__hide": false,
            "total_acs": 386373,
            "total_submitted": 882013,
            "frontend_question_id": 83,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 82,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Remove Duplicates from Sorted List II",
            "question__title_slug": "remove-duplicates-from-sorted-list-ii",
            "question__hide": false,
            "total_acs": 212065,
            "total_submitted": 610851,
            "frontend_question_id": 82,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 81,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Search in Rotated Sorted Array II",
            "question__title_slug": "search-in-rotated-sorted-array-ii",
            "question__hide": false,
            "total_acs": 200443,
            "total_submitted": 610470,
            "frontend_question_id": 81,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 80,
            "question__article__live": true,
            "question__article__slug": "remove-duplicates-from-sorted-array-ii",
            "question__title": "Remove Duplicates from Sorted Array II",
            "question__title_slug": "remove-duplicates-from-sorted-array-ii",
            "question__hide": false,
            "total_acs": 229916,
            "total_submitted": 547988,
            "frontend_question_id": 80,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 79,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Word Search",
            "question__title_slug": "word-search",
            "question__hide": false,
            "total_acs": 361924,
            "total_submitted": 1095322,
            "frontend_question_id": 79,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 78,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Subsets",
            "question__title_slug": "subsets",
            "question__hide": false,
            "total_acs": 451044,
            "total_submitted": 797393,
            "frontend_question_id": 78,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 77,
            "question__article__live": true,
            "question__article__slug": "combinations",
            "question__title": "Combinations",
            "question__title_slug": "combinations",
            "question__hide": false,
            "total_acs": 242273,
            "total_submitted": 475385,
            "frontend_question_id": 77,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 76,
            "question__article__live": true,
            "question__article__slug": "minimum-window-substring",
            "question__title": "Minimum Window Substring",
            "question__title_slug": "minimum-window-substring",
            "question__hide": false,
            "total_acs": 305349,
            "total_submitted": 934563,
            "frontend_question_id": 76,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 75,
            "question__article__live": true,
            "question__article__slug": "sort-colors",
            "question__title": "Sort Colors",
            "question__title_slug": "sort-colors",
            "question__hide": false,
            "total_acs": 383564,
            "total_submitted": 872940,
            "frontend_question_id": 75,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 74,
            "question__article__live": true,
            "question__article__slug": "search-in-2d-matrix",
            "question__title": "Search a 2D Matrix",
            "question__title_slug": "search-a-2d-matrix",
            "question__hide": false,
            "total_acs": 267575,
            "total_submitted": 752288,
            "frontend_question_id": 74,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 73,
            "question__article__live": true,
            "question__article__slug": "set-matrix-zeroes",
            "question__title": "Set Matrix Zeroes",
            "question__title_slug": "set-matrix-zeroes",
            "question__hide": false,
            "total_acs": 254966,
            "total_submitted": 615252,
            "frontend_question_id": 73,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 72,
            "question__article__live": true,
            "question__article__slug": "edit-distance",
            "question__title": "Edit Distance",
            "question__title_slug": "edit-distance",
            "question__hide": false,
            "total_acs": 210891,
            "total_submitted": 522087,
            "frontend_question_id": 72,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 71,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Simplify Path",
            "question__title_slug": "simplify-path",
            "question__hide": false,
            "total_acs": 175212,
            "total_submitted": 576738,
            "frontend_question_id": 71,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 70,
            "question__article__live": true,
            "question__article__slug": "climbing-stairs",
            "question__title": "Climbing Stairs",
            "question__title_slug": "climbing-stairs",
            "question__hide": false,
            "total_acs": 520981,
            "total_submitted": 1142543,
            "frontend_question_id": 70,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 69,
            "question__article__live": true,
            "question__article__slug": "sqrtx",
            "question__title": "Sqrt(x)",
            "question__title_slug": "sqrtx",
            "question__hide": false,
            "total_acs": 448319,
            "total_submitted": 1380114,
            "frontend_question_id": 69,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 68,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Text Justification",
            "question__title_slug": "text-justification",
            "question__hide": false,
            "total_acs": 112716,
            "total_submitted": 449094,
            "frontend_question_id": 68,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 67,
            "question__article__live": true,
            "question__article__slug": "add-binary",
            "question__title": "Add Binary",
            "question__title_slug": "add-binary",
            "question__hide": false,
            "total_acs": 365032,
            "total_submitted": 880416,
            "frontend_question_id": 67,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 66,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Plus One",
            "question__title_slug": "plus-one",
            "question__hide": false,
            "total_acs": 478255,
            "total_submitted": 1144365,
            "frontend_question_id": 66,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 65,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Valid Number",
            "question__title_slug": "valid-number",
            "question__hide": false,
            "total_acs": 144305,
            "total_submitted": 991063,
            "frontend_question_id": 65,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 64,
            "question__article__live": true,
            "question__article__slug": "minimum-path-sum",
            "question__title": "Minimum Path Sum",
            "question__title_slug": "minimum-path-sum",
            "question__hide": false,
            "total_acs": 283596,
            "total_submitted": 570409,
            "frontend_question_id": 64,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 63,
            "question__article__live": true,
            "question__article__slug": "unique-paths-ii",
            "question__title": "Unique Paths II",
            "question__title_slug": "unique-paths-ii",
            "question__hide": false,
            "total_acs": 241764,
            "total_submitted": 715478,
            "frontend_question_id": 63,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 62,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Unique Paths",
            "question__title_slug": "unique-paths",
            "question__hide": false,
            "total_acs": 363290,
            "total_submitted": 722620,
            "frontend_question_id": 62,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 61,
            "question__article__live": true,
            "question__article__slug": "rotate-list",
            "question__title": "Rotate List",
            "question__title_slug": "rotate-list",
            "question__hide": false,
            "total_acs": 226103,
            "total_submitted": 796049,
            "frontend_question_id": 61,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 60,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Permutation Sequence",
            "question__title_slug": "permutation-sequence",
            "question__hide": false,
            "total_acs": 157415,
            "total_submitted": 453912,
            "frontend_question_id": 60,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 59,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Spiral Matrix II",
            "question__title_slug": "spiral-matrix-ii",
            "question__hide": false,
            "total_acs": 163593,
            "total_submitted": 326277,
            "frontend_question_id": 59,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 58,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Length of Last Word",
            "question__title_slug": "length-of-last-word",
            "question__hide": false,
            "total_acs": 316260,
            "total_submitted": 977320,
            "frontend_question_id": 58,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 57,
            "question__article__live": true,
            "question__article__slug": "insert-interval",
            "question__title": "Insert Interval",
            "question__title_slug": "insert-interval",
            "question__hide": false,
            "total_acs": 207952,
            "total_submitted": 646284,
            "frontend_question_id": 57,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 56,
            "question__article__live": true,
            "question__article__slug": "merge-intervals",
            "question__title": "Merge Intervals",
            "question__title_slug": "merge-intervals",
            "question__hide": false,
            "total_acs": 456092,
            "total_submitted": 1221197,
            "frontend_question_id": 56,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 55,
            "question__article__live": true,
            "question__article__slug": "jump-game",
            "question__title": "Jump Game",
            "question__title_slug": "jump-game",
            "question__hide": false,
            "total_acs": 333791,
            "total_submitted": 1014801,
            "frontend_question_id": 55,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 54,
            "question__article__live": true,
            "question__article__slug": "spiral-matrix",
            "question__title": "Spiral Matrix",
            "question__title_slug": "spiral-matrix",
            "question__hide": false,
            "total_acs": 292069,
            "total_submitted": 909358,
            "frontend_question_id": 54,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 53,
            "question__article__live": true,
            "question__article__slug": "maximum-subarray",
            "question__title": "Maximum Subarray",
            "question__title_slug": "maximum-subarray",
            "question__hide": false,
            "total_acs": 704684,
            "total_submitted": 1560265,
            "frontend_question_id": 53,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 52,
            "question__article__live": true,
            "question__article__slug": "n-queens-ii",
            "question__title": "N-Queens II",
            "question__title_slug": "n-queens-ii",
            "question__hide": false,
            "total_acs": 114882,
            "total_submitted": 210122,
            "frontend_question_id": 52,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 51,
            "question__article__live": true,
            "question__article__slug": "n-queens",
            "question__title": "N-Queens",
            "question__title_slug": "n-queens",
            "question__hide": false,
            "total_acs": 169059,
            "total_submitted": 396863,
            "frontend_question_id": 51,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 50,
            "question__article__live": true,
            "question__article__slug": "powx-n",
            "question__title": "Pow(x, n)",
            "question__title_slug": "powx-n",
            "question__hide": false,
            "total_acs": 384474,
            "total_submitted": 1332397,
            "frontend_question_id": 50,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 49,
            "question__article__live": true,
            "question__article__slug": "group-anagrams",
            "question__title": "Group Anagrams",
            "question__title_slug": "group-anagrams",
            "question__hide": false,
            "total_acs": 445104,
            "total_submitted": 871060,
            "frontend_question_id": 49,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 48,
            "question__article__live": true,
            "question__article__slug": "rotate-image",
            "question__title": "Rotate Image",
            "question__title_slug": "rotate-image",
            "question__hide": false,
            "total_acs": 315972,
            "total_submitted": 607557,
            "frontend_question_id": 48,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 47,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Permutations II",
            "question__title_slug": "permutations-ii",
            "question__hide": false,
            "total_acs": 292459,
            "total_submitted": 676385,
            "frontend_question_id": 47,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 46,
            "question__article__live": true,
            "question__article__slug": "permutations",
            "question__title": "Permutations",
            "question__title_slug": "permutations",
            "question__hide": false,
            "total_acs": 474961,
            "total_submitted": 807015,
            "frontend_question_id": 46,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 45,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Jump Game II",
            "question__title_slug": "jump-game-ii",
            "question__hide": false,
            "total_acs": 209384,
            "total_submitted": 714680,
            "frontend_question_id": 45,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 44,
            "question__article__live": true,
            "question__article__slug": "wildcard-matching",
            "question__title": "Wildcard Matching",
            "question__title_slug": "wildcard-matching",
            "question__hide": false,
            "total_acs": 208256,
            "total_submitted": 877987,
            "frontend_question_id": 44,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 43,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Multiply Strings",
            "question__title_slug": "multiply-strings",
            "question__hide": false,
            "total_acs": 242418,
            "total_submitted": 754070,
            "frontend_question_id": 43,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 42,
            "question__article__live": true,
            "question__article__slug": "trapping-rain-water",
            "question__title": "Trapping Rain Water",
            "question__title_slug": "trapping-rain-water",
            "question__hide": false,
            "total_acs": 391671,
            "total_submitted": 853588,
            "frontend_question_id": 42,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 41,
            "question__article__live": true,
            "question__article__slug": "first-missing-positive",
            "question__title": "First Missing Positive",
            "question__title_slug": "first-missing-positive",
            "question__hide": false,
            "total_acs": 263927,
            "total_submitted": 871745,
            "frontend_question_id": 41,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 40,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Combination Sum II",
            "question__title_slug": "combination-sum-ii",
            "question__hide": false,
            "total_acs": 268101,
            "total_submitted": 601929,
            "frontend_question_id": 40,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 39,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Combination Sum",
            "question__title_slug": "combination-sum",
            "question__hide": false,
            "total_acs": 429417,
            "total_submitted": 825438,
            "frontend_question_id": 39,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 38,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Count and Say",
            "question__title_slug": "count-and-say",
            "question__hide": false,
            "total_acs": 334887,
            "total_submitted": 790475,
            "frontend_question_id": 38,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 37,
            "question__article__live": true,
            "question__article__slug": "sudoku-solver",
            "question__title": "Sudoku Solver",
            "question__title_slug": "sudoku-solver",
            "question__hide": false,
            "total_acs": 154407,
            "total_submitted": 387897,
            "frontend_question_id": 37,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 36,
            "question__article__live": true,
            "question__article__slug": "valid-sudoku",
            "question__title": "Valid Sudoku",
            "question__title_slug": "valid-sudoku",
            "question__hide": false,
            "total_acs": 290435,
            "total_submitted": 635010,
            "frontend_question_id": 36,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 35,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Search Insert Position",
            "question__title_slug": "search-insert-position",
            "question__hide": false,
            "total_acs": 487472,
            "total_submitted": 1179908,
            "frontend_question_id": 35,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 34,
            "question__article__live": true,
            "question__article__slug": "find-first-and-last-position-element-sorted-array",
            "question__title": "Find First and Last Position of Element in Sorted Array",
            "question__title_slug": "find-first-and-last-position-of-element-in-sorted-array",
            "question__hide": false,
            "total_acs": 386084,
            "total_submitted": 1113507,
            "frontend_question_id": 34,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 33,
            "question__article__live": true,
            "question__article__slug": "search-in-rotated-sorted-array",
            "question__title": "Search in Rotated Sorted Array",
            "question__title_slug": "search-in-rotated-sorted-array",
            "question__hide": false,
            "total_acs": 527589,
            "total_submitted": 1578372,
            "frontend_question_id": 33,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 32,
            "question__article__live": true,
            "question__article__slug": "longest-valid-parentheses",
            "question__title": "Longest Valid Parentheses",
            "question__title_slug": "longest-valid-parentheses",
            "question__hide": false,
            "total_acs": 233040,
            "total_submitted": 868261,
            "frontend_question_id": 32,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 31,
            "question__article__live": true,
            "question__article__slug": "next-permutation",
            "question__title": "Next Permutation",
            "question__title_slug": "next-permutation",
            "question__hide": false,
            "total_acs": 295895,
            "total_submitted": 941478,
            "frontend_question_id": 31,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 30,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Substring with Concatenation of All Words",
            "question__title_slug": "substring-with-concatenation-of-all-words",
            "question__hide": false,
            "total_acs": 154397,
            "total_submitted": 631342,
            "frontend_question_id": 30,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 29,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Divide Two Integers",
            "question__title_slug": "divide-two-integers",
            "question__hide": false,
            "total_acs": 231519,
            "total_submitted": 1431850,
            "frontend_question_id": 29,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 28,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Implement strStr()",
            "question__title_slug": "implement-strstr",
            "question__hide": false,
            "total_acs": 535185,
            "total_submitted": 1604925,
            "frontend_question_id": 28,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 27,
            "question__article__live": true,
            "question__article__slug": "remove-element",
            "question__title": "Remove Element",
            "question__title_slug": "remove-element",
            "question__hide": false,
            "total_acs": 498170,
            "total_submitted": 1077756,
            "frontend_question_id": 27,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 26,
            "question__article__live": true,
            "question__article__slug": "remove-duplicates-from-sorted-array",
            "question__title": "Remove Duplicates from Sorted Array",
            "question__title_slug": "remove-duplicates-from-sorted-array",
            "question__hide": false,
            "total_acs": 752402,
            "total_submitted": 1764716,
            "frontend_question_id": 26,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 25,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Reverse Nodes in k-Group",
            "question__title_slug": "reverse-nodes-in-k-group",
            "question__hide": false,
            "total_acs": 220674,
            "total_submitted": 569314,
            "frontend_question_id": 25,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 24,
            "question__article__live": true,
            "question__article__slug": "swap-nodes-in-pairs",
            "question__title": "Swap Nodes in Pairs",
            "question__title_slug": "swap-nodes-in-pairs",
            "question__hide": false,
            "total_acs": 382520,
            "total_submitted": 808165,
            "frontend_question_id": 24,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 23,
            "question__article__live": true,
            "question__article__slug": "merge-k-sorted-list",
            "question__title": "Merge k Sorted Lists",
            "question__title_slug": "merge-k-sorted-lists",
            "question__hide": false,
            "total_acs": 502440,
            "total_submitted": 1350733,
            "frontend_question_id": 23,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 22,
            "question__article__live": true,
            "question__article__slug": "generate-parentheses",
            "question__title": "Generate Parentheses",
            "question__title_slug": "generate-parentheses",
            "question__hide": false,
            "total_acs": 430411,
            "total_submitted": 736876,
            "frontend_question_id": 22,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 21,
            "question__article__live": true,
            "question__article__slug": "merged-two-sorted-lists",
            "question__title": "Merge Two Sorted Lists",
            "question__title_slug": "merge-two-sorted-lists",
            "question__hide": false,
            "total_acs": 766127,
            "total_submitted": 1525417,
            "frontend_question_id": 21,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 20,
            "question__article__live": true,
            "question__article__slug": "valid-parentheses",
            "question__title": "Valid Parentheses",
            "question__title_slug": "valid-parentheses",
            "question__hide": false,
            "total_acs": 773519,
            "total_submitted": 2053147,
            "frontend_question_id": 20,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 19,
            "question__article__live": true,
            "question__article__slug": "remove-nth-node-from-end-of-list",
            "question__title": "Remove Nth Node From End of List",
            "question__title_slug": "remove-nth-node-from-end-of-list",
            "question__hide": false,
            "total_acs": 488548,
            "total_submitted": 1410600,
            "frontend_question_id": 19,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 18,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "4Sum",
            "question__title_slug": "4sum",
            "question__hide": false,
            "total_acs": 279501,
            "total_submitted": 874059,
            "frontend_question_id": 18,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 17,
            "question__article__live": true,
            "question__article__slug": "letter-combinations-of-a-phone-number",
            "question__title": "Letter Combinations of a Phone Number",
            "question__title_slug": "letter-combinations-of-a-phone-number",
            "question__hide": false,
            "total_acs": 485610,
            "total_submitted": 1105432,
            "frontend_question_id": 17,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 16,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "3Sum Closest",
            "question__title_slug": "3sum-closest",
            "question__hide": false,
            "total_acs": 402837,
            "total_submitted": 881285,
            "frontend_question_id": 16,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 15,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "3Sum",
            "question__title_slug": "3sum",
            "question__hide": false,
            "total_acs": 715314,
            "total_submitted": 2826225,
            "frontend_question_id": 15,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 14,
            "question__article__live": true,
            "question__article__slug": "longest-common-prefix",
            "question__title": "Longest Common Prefix",
            "question__title_slug": "longest-common-prefix",
            "question__hide": false,
            "total_acs": 594052,
            "total_submitted": 1725442,
            "frontend_question_id": 14,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 13,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Roman to Integer",
            "question__title_slug": "roman-to-integer",
            "question__hide": false,
            "total_acs": 537232,
            "total_submitted": 997113,
            "frontend_question_id": 13,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 12,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "Integer to Roman",
            "question__title_slug": "integer-to-roman",
            "question__hide": false,
            "total_acs": 287227,
            "total_submitted": 543588,
            "frontend_question_id": 12,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 11,
            "question__article__live": true,
            "question__article__slug": "container-with-most-water",
            "question__title": "Container With Most Water",
            "question__title_slug": "container-with-most-water",
            "question__hide": false,
            "total_acs": 498825,
            "total_submitted": 1042025,
            "frontend_question_id": 11,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 10,
            "question__article__live": true,
            "question__article__slug": "regular-expression-matching",
            "question__title": "Regular Expression Matching",
            "question__title_slug": "regular-expression-matching",
            "question__hide": false,
            "total_acs": 364908,
            "total_submitted": 1405299,
            "frontend_question_id": 10,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 9,
            "question__article__live": true,
            "question__article__slug": "palindrome-number",
            "question__title": "Palindrome Number",
            "question__title_slug": "palindrome-number",
            "question__hide": false,
            "total_acs": 742969,
            "total_submitted": 1621279,
            "frontend_question_id": 9,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 8,
            "question__article__live": null,
            "question__article__slug": null,
            "question__title": "String to Integer (atoi)",
            "question__title_slug": "string-to-integer-atoi",
            "question__hide": false,
            "total_acs": 451380,
            "total_submitted": 3032539,
            "frontend_question_id": 8,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 7,
            "question__article__live": true,
            "question__article__slug": "reverse-integer",
            "question__title": "Reverse Integer",
            "question__title_slug": "reverse-integer",
            "question__hide": false,
            "total_acs": 881809,
            "total_submitted": 3449926,
            "frontend_question_id": 7,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 6,
            "question__article__live": true,
            "question__article__slug": "zigzag-conversion",
            "question__title": "ZigZag Conversion",
            "question__title_slug": "zigzag-conversion",
            "question__hide": false,
            "total_acs": 386871,
            "total_submitted": 1136528,
            "frontend_question_id": 6,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 5,
            "question__article__live": true,
            "question__article__slug": "longest-palindromic-substring",
            "question__title": "Longest Palindromic Substring",
            "question__title_slug": "longest-palindromic-substring",
            "question__hide": false,
            "total_acs": 732982,
            "total_submitted": 2581435,
            "frontend_question_id": 5,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 4,
            "question__article__live": true,
            "question__article__slug": "median-of-two-sorted-arrays",
            "question__title": "Median of Two Sorted Arrays",
            "question__title_slug": "median-of-two-sorted-arrays",
            "question__hide": false,
            "total_acs": 553483,
            "total_submitted": 1985539,
            "frontend_question_id": 4,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 3
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 3,
            "question__article__live": true,
            "question__article__slug": "longest-substring-without-repeating-characters",
            "question__title": "Longest Substring Without Repeating Characters",
            "question__title_slug": "longest-substring-without-repeating-characters",
            "question__hide": false,
            "total_acs": 1216294,
            "total_submitted": 4162264,
            "frontend_question_id": 3,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 2,
            "question__article__live": true,
            "question__article__slug": "add-two-numbers",
            "question__title": "Add Two Numbers",
            "question__title_slug": "add-two-numbers",
            "question__hide": false,
            "total_acs": 1124353,
            "total_submitted": 3478766,
            "frontend_question_id": 2,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 2
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }, {
        "stat": {
            "question_id": 1,
            "question__article__live": true,
            "question__article__slug": "two-sum",
            "question__title": "Two Sum",
            "question__title_slug": "two-sum",
            "question__hide": false,
            "total_acs": 2354570,
            "total_submitted": 5253643,
            "frontend_question_id": 1,
            "is_new_question": false
        },
        "status": "ac",
        "difficulty": {
            "level": 1
        },
        "paid_only": false,
        "is_favor": false,
        "frequency": 0,
        "progress": 0
    }],
    "frequency_high": 0,
    "frequency_mid": 0,
    "category_slug": "algorithms"
}
"""
