```
5 7 1
-3 -2
0 3
3 -1
-3 0
-1 1
1 3
-1 -1
-1 -3
0 2
0 -3
3 1
1 2
3 -1
```
```
1
```
https://www.luogu.com.cn/article/i78m9k28
这篇也挂了。
by 樱雪喵 @ 2024-04-05 22:10:13
zc
by Reunite @ 2024-04-05 22:16:55
@[_•́へ•́╬_](/user/90693)
by Reunite @ 2024-04-05 22:18:45
@[rainbow_qwq](/user/151935)
by _•́へ•́╬_ @ 2024-04-05 23:24:22
qpzc（我贡献了整整一页的提交qwq）
by Limie @ 2024-04-06 16:07:15
qp
by _KHIN @ 2024-04-06 16:46:35
我觉得不好处理啊（（
by Rainbow_qwq @ 2024-04-09 17:26:36