[Data Structure] Disjoint Set Union

[nono-00]

参考実装

• https://beet-aizu.github.io/library/datastructure/unionfind.cpp
• https://ei1333.github.io/library/structure/union-find/union-find.hpp
• https://luzhiled1333.github.io/comp-library/src/data-structure/disjoint-set-union.hpp

依存するライブラリ

• なし

その他