Task: Program Execution
Input (English): 23, 26, ['8453', '3763', 'z', 'B', 'm', 'n', '8297', '7403', 'p', 'B', '2753', 'u', 't', 't', '2579', '1125', 't', 'U', '4779', '4247', 'k', 'k', '3689', 'R', 'j', 'V', '8109']
Output (English): VjR3689