Task: Program Execution
Input (English): 3, 10, ['f', 'J', '3411', '3471', '3449', 'T', 'I', 'V', '2437', 'p', 'n', '3043', 'O', 'N', 'T', 'M', 'M', 'J', 'y', '7171']
Output (English): 3411, O