@[I_love_STL](/user/772149) 在标记的时候应该是 ```cpp f[find(x)]=f[find(y)] ``` by _JF_ @ 2023-07-16 09:25:44
@[_JF_](/user/361141) 已过，感谢，已关注 by I_love_STL @ 2023-07-16 09:28:04