Kruskal 重构树

Kruskal 重构树。

  1. P1967 - [NOIP 2013 提高组] 货车运输
  2. P2245 - 星际导航
  3. CF1706E - Qpwoeirut and Vertices
  4. CF1578L - Labyrinth
  5. P4768 - [NOI2018] 归程
  6. P6765 - [APIO2020] 交换城市
  7. CF1253F - Cheap Robot
  8. CF1416D - Graph and Queries
  9. P4197 - [ONTAK2010] Peaks
  10. P7834 - [ONTAK2010] Peaks 加强版
  11. CF1408G - Clusterization Counting
  12. AT_agc002_d - [AGC002D] Stamp Rally
  13. AT_arc098_d - [ARC098F] Donation
  14. P3684 - [CERC2016] 机棚障碍 Hangar Hurdles
  15. CF1628E - Groceries in Meteor Town
  16. P4899 - [IOI 2018] werewolf 狼人
  17. UVA1265 - Tour Belt
  18. P5360 - [SDOI2019] 世界地图
  19. CF1797F - Li Hua and Path