@[HQJ2007](/user/173864)
```cpp
5
Open 1 1 1 2
Open 1 1 2 1
Open 2 1 2 2
Open 2 2 2 3
Open 2 3 1 3
Open 1 3 1 4
Open 1 4 1 5
Open 1 5 2 5
Open 2 5 2 4
Ask 1 2 2 4
Exit
```
这个？
by GPAVL @ 2022-02-12 15:59:44
@[HQJ2007](/user/173864) 不是可以自己下载数据吗？写个暴力对拍也行呀！
~~验证码tnnd祭~~
by little_cindy @ 2022-02-12 16:17:33