Task: Program Execution
Input (English): 16, 20, ['J', '6963', '9003', 'c', 'g', '675', '6247', 'y', '4777', 'q', 'f', '1267', 'J', '6607', 'd', 'J', '3577', 'g', 'r', '8323', 'C', 'n', '9405', 'l']
Output (English): J3577gr8323