Task: Program Execution
Input (English): 12, 20, ['535', 't', 'c', '3777', 'B', 'x', 'n', 'G', '4739', '5207', '5227', 'B', 't', '8005', 'i', '1245', '2835', '1155', 'f', 'W', '8977', '6753', 'P']
Output (English): 13240