Task: Program Execution
Input (English): 4, 12, ['U', 'n', 'f', '2457', 's', 'Y', 'V', '5509', 'Z', '4033', 's', 'M', 'n', '4555', '33', 'y', 'd', '4151', 'Q', '7429', '2009', '6957', 'b', 'w', '675', 'F', 'f']
Output (English): 2457, y