Task: Program Execution
Input (English): a, S, q, 6, m, X, 0
Output (English): [['a', 'S', 'q', '6', 'm', 'X'], ['a', 'S', 'q', '6', 'm', '0'], ['a', 'S', 'q', '6', 'X', '0'], ['a', 'S', 'q', 'm', 'X', '0'], ['a', 'S', '6', 'm', 'X', '0'], ['a', 'q', '6', 'm', 'X', '0'], ['S', 'q', '6', 'm', 'X', '0']]