Task: Program Execution
Input (English): 14, 21, ['j', '2231', 'j', '2695', 'X', '8449', 'Z', 'W', '9337', 'W', '127', 'D', 'B', '3379', '9225', '4619', 'J', 'M', '8233', 'f', 'g']
Output (English): gf8233MJ461992253379