Task: Program Execution
Input (English): 11, 13, ['8279', '6195', 'T', 'J', '8235', '3233', 'X', '9777', 'W', 'L', 'b', 'a', '8109', '6245', '4141', '7753', 'a', 'S', 'D', '8573', 'K', '2431', 'D', 'f']
Output (English): 9018ab