Task: Program Execution
Input (English): 7, ['8171', 'P', '7377', '2141', '2693', 'x', '2533', '1675', 'N', '8019', '4929', '7761', '5677', '4187', '6605', 'l', 'Z', '3351', 'A', '2491', '2945', '1109', '3777', '9759', '6453']
Output (English): 8171, P, 7377, 2141, 2693, x, 2533