Task: Program Execution
Input (English): 12, 15, ['6327', 'p', 'p', '4779', '5875', 'q', '5901', '3155', '8045', 'D', '3923', '2307', '2095', 'K', 'x', 'i', '1799', '8361', 'q', 'X', '8339', '8433', '3421']
Output (English): x, K, 2095, 2307