Task: Program Execution
Input (English): 15, 15, ['621', '4807', 'C', '1327', '1483', '8807', 'X', '8621', '4321', '9067', 'M', 'B', 'j', 'p', '3103', '3593', 'y', 'H', '5249', 'A']
Output (English): 3103