Task: Program Execution
Input (English): 4, 7, E, 3, 6, w
Output (English): [['4', '7', 'E', '3', '6'], ['4', '7', 'E', '3', 'w'], ['4', '7', 'E', '6', 'w'], ['4', '7', '3', '6', 'w'], ['4', 'E', '3', '6', 'w'], ['7', 'E', '3', '6', 'w']]