这不是显然错的吗
by sprads @ 2022-04-07 09:41:25
第一篇题解都有随机数据生成器,随便对拍一下就能 Hack 了啊
by sprads @ 2022-04-07 09:41:57
Hack
```
10 10 5 9
7 8 35
7 1 63
9 7 66
6 4 12
10 3 97
2 10 84
2 5 86
9 9 28
6 6 72
2 2 14
1 4 -69
6 2 10
6 2 97
6 10 -54
9 3 64
```
by sprads @ 2022-04-07 09:42:28
![](https://cdn.luogu.com.cn/upload/image_hosting/49r2vpsx.png)
根据你的做法,如图,极有可能将联通块 1 和联通块 2 合并,就不是 DAG 了,怎么拓扑排序呢?
by sprads @ 2022-04-07 09:43:42
@[sprads](/user/400072) ssd ![](//图.tk/b)
by sprads @ 2022-04-07 09:46:26
![](//图.tk/1)图给错了
![](https://cdn.luogu.com.cn/upload/image_hosting/gq7zayjo.png)
by sprads @ 2022-04-07 12:36:55
考古,什么魔怔现场/xk
by Kagamino_Natsumi @ 2022-07-13 15:55:33
犯病了
by ggbooy @ 2023-03-04 10:25:06
合影
by wuguanyu @ 2023-07-25 15:17:19