#!/usr/bin/python3
matrix_mul = __import__('100-matrix_mul').matrix_mul

print(matrix_mul([[1, 2], [3, 4]], [[1, 2], [3, 4]]))
print(matrix_mul([[1, 2]], [[3, 4], [5, 6]]))
print(matrix_mul([[1, 2, 3, 4, 5]], [[1], [2], [3], [4], [5]]))
