Task: Program Execution
Input (English): 2, 2, 1, 6, n, 0
Output (English): [['2', '2', '1', '6', 'n'], ['2', '2', '1', '6', '0'], ['2', '2', '1', 'n', '0'], ['2', '2', '6', 'n', '0'], ['2', '1', '6', 'n', '0'], ['2', '1', '6', 'n', '0']]