Task: Program Execution
Input (English): 8, 21, ['Y', '5419', 'P', '1489', '9663', 'T', '3377', '7587', '3025', 'K', 'S', 'Y', '1201', '631', 'G', '3371', 'F', '1447', 'T', 'd', 'C', 'z', '4053', '3313', '4475', '6161']
Output (English): CdT7441F1733G1361021YSK52037857