Task: Program Execution
Input (English): 5, ['W', 'Y', '9709', '721', '3579', 'W', '5985', '6685', 'K', 's', 'y', 'M', '9311', 'y', '1859', '3667', 'm', '4125', 'Z', '6603', '5039']
Output (English): W, W, y, 3667, 5039