Task: Program Execution
Input (English): 15, 18, ['p', '7927', 'v', '6273', '7365', '8819', 'I', '5603', '4283', 'B', '7753', 'R', '9381', 'P', 'B', '1849', 'x', 'm', 'l', '9375', 'e', 't', 'U', '8949', '367', 'q', 'V', '8071']
Output (English): mx9481B