Task: Program Execution
Input (English): 6, 18, ['n', 'B', 'Y', 'c', '7657', '8735', '8629', '5813', 'f', 'h', 'J', 'U', '7137', 'O', '7487', '1597', 'd', '963', '5581', '6733', '9181', 'e', '3203', 'v', '9999', '8791', 'y', 'r', 'O', '5687']
Output (English): 963d15977487O7137UJhf581386298735