Task: Program Execution
Input (English): z, 1, 0, 7, b, P
Output (English): [['z', '1', '0', '7', 'b'], ['z', '1', '0', '7', 'P'], ['z', '1', '0', 'b', 'P'], ['z', '1', '7', 'b', 'P'], ['z', '0', '7', 'b', 'P'], ['1', '0', '7', 'b', 'P']]