Task: Program Execution
Input (English): 4, 11, ['U', '8011', 'E', '7569', 'J', 'i', 'O', 'r', '3197', '7111', '9393', 'z', '71', 'N', '2755', '8737', 'n', '1645', '135', '4025', '8519', 'x', 'O']
Output (English): 939371113197rOiJ7569