Task: Program Execution
Input (English): 4, W, 1, w, 7, Q
Output (English): [['4', 'W', '1', 'w', '7'], ['4', 'W', '1', 'w', 'Q'], ['4', 'W', '1', '7', 'Q'], ['4', 'W', 'w', '7', 'Q'], ['4', '1', 'w', '7', 'Q'], ['W', '1', 'w', '7', 'Q']]