Task: Program Execution
Input (English): 6, ['87', '6531', 'e', 'O', '2483', '8717', 'a', '8397', '5011', '551', 'q', '2687', '5135', '4447', '121', 's', '4495', 'e', '8883', 'P', '3839', '4047']
Output (English): 87, a, 5135, 8883