以后这种帖子不要学术一个灌水一个
浪费资源
by Rieman_sum @ 2023-07-31 11:16:49
@[Guo1](/user/743879) 有点着急qwq对不起
by lzy20091001 @ 2023-07-31 11:17:55
@[Guo1](/user/743879) 灌水的已经删掉了
by lzy20091001 @ 2023-07-31 11:20:57
hack:
```
3 1 4
4 4
```
by WrongAnswer_90 @ 2023-07-31 11:37:14
@[WrongAnswer_90](/user/134510) 唔我明白了谢谢大佬
by lzy20091001 @ 2023-07-31 11:49:22
@[lzy20091001](/user/932039) 点击[这里](https://www.luogu.com.cn/paste/jz5kzq65)，思路代码都在那里
by Enchanted_zzt @ 2023-07-31 12:10:27
@[zhangzetao_0624](/user/390220) 饿谢谢，本蒟蒻成功地改好啦
by lzy20091001 @ 2023-07-31 13:04:51