rt,模拟赛的时候胡了一个 0-1-2 bfs,但是发现需要创造一个 三端队列。
但是我想要了解一下,如果有三端队列这个东西,让她跑 0-1-2 bfs,理论上是否正确?
If you help me, then I will V you 50 RMB on every Thursday for KFC.\tiny \color{white}\text{If you help me, then I will V you 50 RMB on every Thursday for KFC.}If you help me, then I will V you 50 RMB on every Thursday for KFC.