Task: Program Execution
Input (English): I, Q, O, f, 2, 2
Output (English): [['I', 'Q', 'O', 'f', '2'], ['I', 'Q', 'O', 'f', '2'], ['I', 'Q', 'O', '2', '2'], ['I', 'Q', 'f', '2', '2'], ['I', 'O', 'f', '2', '2'], ['Q', 'O', 'f', '2', '2']]