Task: Program Execution
Input (English): 11, 14, ['3913', 'w', '1227', '5763', 'b', '5841', 'w', 'k', 'B', 'l', '8447', '4745', '8035', 'G', '2991', '6361', 'U', '9877', '3387']
Output (English): G, 8035, 4745, 8447