Task: Program Execution
Input (English): 4, 14, ['k', '2017', 't', '6793', 'w', 'y', 't', 'z', 'u', '6195', '2603', '8977', '2725', '1733', 'U', '1045', 'x', '1147', '5969']
Output (English): 33715272779830625916uztyw3976