Task: Program Execution
Input (English): 3, ['6581', 'B', '4581', 'Q', 'K', '9381', 'U', '1581', 'j', 'Y', 'e', 'Y', 'D', '7515', '4255', '7775', 'M', 'S', 'L', 'H']
Output (English): 6581, B, 4581