Task: Program Execution
Input (English): f, q, 8, J, 4, 2
Output (English): [['f', 'q', '8', 'J', '4'], ['f', 'q', '8', 'J', '2'], ['f', 'q', '8', '4', '2'], ['f', 'q', 'J', '4', '2'], ['f', '8', 'J', '4', '2'], ['q', '8', 'J', '4', '2']]