Task: Program Execution
Input (English): 13, 13, ['3141', 'Z', '8883', 'h', '9489', 'r', 'I', 'L', 'x', 'a', '5815', 'Q', 'W', 'Q', '1371', 'J', '4053', 'A', '3597', '3297', 'y', '5301', 'I']
Output (English): W