Task: Program Execution
Input (English): 9, 18, ['2347', '9989', '8791', '8229', '857', '2409', '1317', 'x', '6021', 'U', 'n', '2875', '5691', '5515', '3763', '6039', 'b', 'X', '4001', '5169', '2067', '3793', 'l', 'Y', 'w', 'G', '5789', '2353']
Output (English): Xb93063673515519655782nU1206