Task: Program Execution
Input (English): 6, 12, ['8143', '5239', '8241', '5783', '2845', '9781', 'o', 'Y', 'F', '9661', 'A', 'x', '4309', '5173', '7375', '873', '1015', '3273', '2685', 'o', 'K', '8663', '5135', 'S', 'N']
Output (English): xA1669FYo1879