Task: Program Execution
Input (English): O, e, 9, 3, 4, 8
Output (English): [['O', 'e', '9', '3', '4'], ['O', 'e', '9', '3', '8'], ['O', 'e', '9', '4', '8'], ['O', 'e', '3', '4', '8'], ['O', '9', '3', '4', '8'], ['e', '9', '3', '4', '8']]