Task: Program Execution
Input (English): 2, 5, ['8147', 'n', 'N', '4631', '1285', 'W', '2883', '4329', 'G', '4477', '3077', '6547', '4079', 'X', 'Q', 'z', '2037', 'H']
Output (English): n, 2883, 6547, 2037