Task: Program Execution
Input (English): l, 4, 4, S, 2, 7
Output (English): [['l', '4', '4', 'S', '2'], ['l', '4', '4', 'S', '7'], ['l', '4', '4', '2', '7'], ['l', '4', 'S', '2', '7'], ['l', '4', 'S', '2', '7'], ['4', '4', 'S', '2', '7']]