#!/usr/bin/python3
def print_matrix_integer(matrix=[[]]):
    for rows in matrix:
        for columns in rows:
            print("{:d}".format(columns), end="")
            if rows.index(columns) < len(rows) - 1:
                print(" ", end="")
        print("\n", end="")

8278c5049b682e0a2968e64d0f30507420ad0414
<mask token>

def print_matrix_integer(matrix=[[]]):
    for rows in matrix:
        for columns in rows:
            print('{:d}'.format(columns), end='')
            if rows.index(columns) < len(rows) - 1:
                print(' ', end='')
        print('\n', end='')

#!/usr/bin/python3
def print_matrix_integer(matrix=[[]]):
    for rows in matrix:
        for columns in rows:
            print("{:d}".format(columns), end="")
            if rows.index(columns) < len(rows) - 1:
                print(" ", end="")
        print("\n", end="")
