Task: Program Execution
Input (English): c, 2, 0, 8, r, 2
Output (English): [['c', '2', '0', '8', 'r'], ['c', '2', '0', '8', '2'], ['c', '2', '0', 'r', '2'], ['c', '2', '8', 'r', '2'], ['c', '0', '8', 'r', '2'], ['2', '0', '8', 'r', '2']]