Task: Program Execution
Input (English): 8, 6, B, m, 3, 2
Output (English): [['8', '6', 'B', 'm', '3'], ['8', '6', 'B', 'm', '2'], ['8', '6', 'B', '3', '2'], ['8', '6', 'm', '3', '2'], ['8', 'B', 'm', '3', '2'], ['6', 'B', 'm', '3', '2']]