Task: Program Execution
Input (English): 21, ['4495', 'a', 'L', 'M', 'I', '519', 'O', '2395', 'T', '2369', '5327', '7837', '3925', '2165', 'b', '697', 'R', '6983', '1999', '9447', 'D', 's', '39', '9587', 'o', '4321', 'm', '3467', 'z', 'l', '3617', '2551', 'O', '3565', 'I', '9761', 'b', '1367', '9697', 'B', 'l', 'c', 'f']
Output (English): 4495, s, f