Task: Program Execution
Input (English): 2, 7, ['2721', 'f', '5459', 't', 'x', 'J', 'S', 't', '3957', 'g', '7765', '4535', 'a', '9037', '8843', '5279', '1635', '2207', 'r', '6725', 'z', '4583']
Output (English): f5459txJS