Task: Program Execution
Input (English): 3, 15, ['5967', 'M', 'g', '4803', 'K', '3599', 'b', '1607', '5685', 'k', 'B', '9081', 'C', '7807', '3097', '6163', 's', '1183', '8437']
Output (English): 30977807C9081Bk56851607b3599K4803g