Task: Program Execution
Input (English): 11, 14, ['1713', 'r', 'P', '2047', 'B', 'U', '5437', '3301', '2489', 'j', 'I', 'a', 't', '3181', 'X', '2009', '6197', 'j', 'z']
Output (English): 3181