Task: Program Execution
Input (English): 5, Q, 8, 1, a, 6
Output (English): [['5', 'Q', '8', '1', 'a'], ['5', 'Q', '8', '1', '6'], ['5', 'Q', '8', 'a', '6'], ['5', 'Q', '1', 'a', '6'], ['5', '8', '1', 'a', '6'], ['Q', '8', '1', 'a', '6']]