Task: Program Execution
Input (English): 7, L, 1, 7, z, 6, P
Output (English): [['7', 'L', '1', '7', 'z', '6'], ['7', 'L', '1', '7', 'z', 'P'], ['7', 'L', '1', '7', '6', 'P'], ['7', 'L', '1', 'z', '6', 'P'], ['7', 'L', '7', 'z', '6', 'P'], ['7', '1', '7', 'z', '6', 'P'], ['L', '1', '7', 'z', '6', 'P']]