Task: Program Execution
Input (English): 5, 2, 8, 1, y, k, z
Output (English): [['5', '2', '8', '1', 'y', 'k'], ['5', '2', '8', '1', 'y', 'z'], ['5', '2', '8', '1', 'k', 'z'], ['5', '2', '8', 'y', 'k', 'z'], ['5', '2', '1', 'y', 'k', 'z'], ['5', '8', '1', 'y', 'k', 'z'], ['2', '8', '1', 'y', 'k', 'z']]