@[xuye1](/user/960661) find函数改成
```cpp
int find(int x)
{
if(p[x]!=x) return p[x]=find(p[x]);
return p[x];
}
```
加了一个return,你试试
by MessageBoxA @ 2023-06-03 07:38:49
@__SkyNet_PKN___试了不行
by xuye1 @ 2023-06-03 11:45:59
已经ac,结贴
by xuye1 @ 2023-06-03 11:46:23
cnt在里面算够了就要break不然会多算
by xuye1 @ 2023-06-03 12:35:40