4 28 | | ︽ ︾ | | 25 | | | | | | 10 | | | ︽ | | | ︾ ︽ | 10 | ︿ ﹀ | ︾ | ︽ | | | ︾ | | | | | | | | | | | ︽ | | | ︾ | | | | ︽ | | | | | | | ︾ | | | | 50 | | | | | | | | | | ︽ | | | ︾ | ︽ | | | | | ︾ | | | | | | | | | ︽ | | | | | ︾ | | ︽ ︾ | ︽ ︾ | | | ︽ | ︾ | ︽ | ︾ | | | | | | | | | ︽ | | | ︾ | ︽ | | ︾ | | | ︽ | | | | ︾ | ︽ | | | ︾ | | | | | 4 | | ︽ ︾ ︽ ︾ | | ︽ | | ︾ | 10 | | | ︽ | | | | ︾ | ︽ | ︾ 7 | | | | | | | | | |