Task: Program Execution
Input (English): 14, 20, ['x', '5237', '6991', 'V', '4757', 'a', 'I', '6491', 'p', 'O', 'h', 'Y', 'r', '9213', '1787', '41', '1629', 'v', 'W', 'r', 'Z']
Output (English): rWv16294117879213