Task: Program Execution
Input (English): 9, 13, ['n', 'v', 'o', '9467', 'k', 'f', 'J', 'E', 'b', 'c', '9325', 'O', '9515', 'f', 'N', '9597', '3735', 'X']
Output (English): 9515O9325cb