@[zhangzhongyu](/space/show?uid=31955)
感觉是您写的有漏洞吧
比如这个数据
```cpp
2
1 2
1 2
```
答案为2,您程序输出1
by FlierKing @ 2017-06-03 13:13:03
不对呀,我的程序输出2
by Mark_ZZY @ 2017-06-03 13:18:14
@zhouyonglong
by Mark_ZZY @ 2017-06-03 13:25:49
@ zhouyonglong
by Mark_ZZY @ 2017-06-03 13:31:12
@[zhouyonglong](/space/show?uid=9433)
by Mark_ZZY @ 2017-06-03 13:32:58
@[zhangzhongyu](/space/show?uid=31955)
简单说,您并查集打错了吧
by FlierKing @ 2017-06-03 14:55:51
else f[x]=find(f]x[);
改成return f[x]=find(f[x]);
多个return,else可以不用
by zhengrunzhe @ 2017-06-03 15:12:06
@[zhengrunzhe](/space/show?uid=14374) Thanks
by Mark_ZZY @ 2017-06-03 21:06:25
@[zhangzhongyu](/space/show?uid=31955) 可以解释一下您的做法吗?不是很明白。
by 易极feng @ 2017-08-15 10:30:05
@[易极feng](/space/show?uid=6973)
zhangzhongyu在我旁边说:"因为这是错的啊"。
爱信不信,不信拉倒。(手动删除滑稽)
同一个[团队](https://www.luogu.org/team/show?teamid=1629)的,能说明了吧。
by glassy @ 2018-04-24 21:19:33