Task: Program Execution
Input (English): 9, 8, P, 1, 9, z
Output (English): [['9', '8', 'P', '1', '9'], ['9', '8', 'P', '1', 'z'], ['9', '8', 'P', '9', 'z'], ['9', '8', '1', '9', 'z'], ['9', 'P', '1', '9', 'z'], ['8', 'P', '1', '9', 'z']]