Task: Program Execution
Input (English): 16, 18, ['N', '9293', '9909', 'F', '5227', '7681', '4837', '105', '3121', 'c', 'X', '2931', '8075', '7639', '9273', 'C', '4745', 'C', '547', '1785', 'Q', '6827', 'V', 'I', 'h', 'C', '9405', '7317']
Output (English): C4745C