@ 泡末 因为自己到自己的话就肯定不耗费体力，而重边的话只要找最短的那条边就可以了 by Whiteying @ 2017-11-07 21:05:27
@[泡末](/space/show?uid=35723) by Whiteying @ 2017-11-07 21:06:05