Task: Program Execution
Input (English): 4, ['z', 'H', 'j', '5801', 'h', '5007', '6707', '3151', 'y', 'H', '4793', '6697', 'a', 't', 'h', '6237', 'B', 'f', '9209', '6977', 'U', 'R', '2819', 'I', 'x', 'm', 'k', '2545', '7129']
Output (English): z, H, j, 5801