Task: Program Execution
Input (English): 4, ['2507', 'f', '3891', '9919', '2761', '9913', 'v', '9781', '2599', 'U', 'Y', 'z', 'v', '1821', '9681', '3029', '4795']
Output (English): 2507, 2761, 2599, v, 4795