你为啥把vis开`bfs()`里面还不加`static`的啊= =
by panda_2134 @ 2018-03-01 15:02:51
空间溢出(memory limit exceeded)
by 九思 @ 2018-03-01 15:14:41
你每次bfs时都重开一个vis数组不爆内存才怪嘞
by Jianuo_Zhu @ 2018-03-01 15:39:14
废话，你开BFS里当然炸了，应该开全局，不然爆栈了
by Victory_Defeat @ 2018-03-01 15:40:06