Task: Program Execution
Input (English): 6, ['4617', 'O', 'V', 'z', '7391', '8831', '9873', 'c', '661', '6197', 'x', '4625', 'M', '1557', '8877', 'l', 's', 'C', '2343', '6463', 'b', '4271', '1093']
Output (English): 4617, 9873, M, 2343