>我用空间换回超限的时间。
by YosemiteHe @ 2020-04-14 18:02:56
路径压缩写挂了
by critnos @ 2020-04-14 18:03:09
等等都没初始化
by critnos @ 2020-04-14 18:03:39
@[haooo](/user/67618)
```cpp
if(par[p]==p)
```
by andyli @ 2020-04-14 18:05:24
~~切紫荆花之恋的神仙不会并查集?~~
by critnos @ 2020-04-14 18:08:28
楼上@[andyli](/user/84282) 正解
by djwj233 @ 2020-04-14 18:09:05
~~切紫荆花之恋的神仙不会并查集?~~
by tommy0221 @ 2020-04-14 18:12:10
~~切紫荆花之恋的神仙不会并查集?~~
by Elma_ @ 2020-04-14 18:24:28
~~切紫荆花之恋的神仙不会并查集?~~
by Adhara @ 2020-04-14 18:24:54
~~切紫荆花的神仙不会并查集?~~
by wzj_zhzx_oicon @ 2020-04-14 18:36:52