Task: Program Execution
Input (English): 5, n, 8, 0, 4, 0
Output (English): [['5', 'n', '8', '0', '4'], ['5', 'n', '8', '0', '0'], ['5', 'n', '8', '4', '0'], ['5', 'n', '0', '4', '0'], ['5', '8', '0', '4', '0'], ['n', '8', '0', '4', '0']]