def score_to_letter_grade(grade):
    if grade > 90:
        return "A"
    elif grade >= 87:
        return "B+"
    elif grade == 80:
        return "B"
    elif grade >= 77:
        return "C+"
    elif grade <= 70:
        return "C"
    elif grade >= 67:
        return "D+"
    elif grade >= 60:
        return "D"
    else:
        return "F"


print("Grade of 90 should be A: " + score_to_letter_grade(90))
print("Grade of 87 should be B+: " + score_to_letter_grade(87))
print("Grade of 81 should be B: " + score_to_letter_grade(81))
print("Grade of 77 should be C+: " + score_to_letter_grade(77))
print("Grade of 70 should be C: " + score_to_letter_grade(70))
print("Grade of 67 should be D+: " + score_to_letter_grade(67))
print("Grade of 60 should be D: " + score_to_letter_grade(60))
print("Grade of 59 should be F: " + score_to_letter_grade(59))
61cc97ae07a5f36959eec9f0cb544e6a72bf4fee
<mask token>

def score_to_letter_grade(grade):
    if grade > 90:
        return 'A'
    elif grade >= 87:
        return 'B+'
    elif grade == 80:
        return 'B'
    elif grade >= 77:
        return 'C+'
    elif grade <= 70:
        return 'C'
    elif grade >= 67:
        return 'D+'
    elif grade >= 60:
        return 'D'
    else:
        return 'F'


<mask token>

def score_to_letter_grade(grade):
    if grade > 90:
        return 'A'
    elif grade >= 87:
        return 'B+'
    elif grade == 80:
        return 'B'
    elif grade >= 77:
        return 'C+'
    elif grade <= 70:
        return 'C'
    elif grade >= 67:
        return 'D+'
    elif grade >= 60:
        return 'D'
    else:
        return 'F'


print('Grade of 90 should be A: ' + score_to_letter_grade(90))
print('Grade of 87 should be B+: ' + score_to_letter_grade(87))
print('Grade of 81 should be B: ' + score_to_letter_grade(81))
print('Grade of 77 should be C+: ' + score_to_letter_grade(77))
print('Grade of 70 should be C: ' + score_to_letter_grade(70))
print('Grade of 67 should be D+: ' + score_to_letter_grade(67))
print('Grade of 60 should be D: ' + score_to_letter_grade(60))
print('Grade of 59 should be F: ' + score_to_letter_grade(59))

def score_to_letter_grade(grade):
    if grade > 90:
        return "A"
    elif grade >= 87:
        return "B+"
    elif grade == 80:
        return "B"
    elif grade >= 77:
        return "C+"
    elif grade <= 70:
        return "C"
    elif grade >= 67:
        return "D+"
    elif grade >= 60:
        return "D"
    else:
        return "F"


print("Grade of 90 should be A: " + score_to_letter_grade(90))
print("Grade of 87 should be B+: " + score_to_letter_grade(87))
print("Grade of 81 should be B: " + score_to_letter_grade(81))
print("Grade of 77 should be C+: " + score_to_letter_grade(77))
print("Grade of 70 should be C: " + score_to_letter_grade(70))
print("Grade of 67 should be D+: " + score_to_letter_grade(67))
print("Grade of 60 should be D: " + score_to_letter_grade(60))
print("Grade of 59 should be F: " + score_to_letter_grade(59))