Task: Program Execution
Input (English): 9, 1, 3, 6, 7, P, V
Output (English): [['9', '1', '3', '6', '7', 'P'], ['9', '1', '3', '6', '7', 'V'], ['9', '1', '3', '6', 'P', 'V'], ['9', '1', '3', '7', 'P', 'V'], ['9', '1', '6', '7', 'P', 'V'], ['9', '3', '6', '7', 'P', 'V'], ['1', '3', '6', '7', 'P', 'V']]