Provincial election + noi Part III tree problems

Introduction to algorithm competition classic - Training guide + ucg +Ch3+LCA Related tree issues are discussed in depth

https://www.bilibili.com/video/BV1Vi4y1t7SS

Codeforces Round #646 div2 Training summary and A-F Answer key

https://www.bilibili.com/video/BV1sK411s77p

Codeforces Round #651 Training summary and A-F Answer key

https://www.bilibili.com/video/BV1Ma4y1a74p

1. The trees divide

2. Virtual tree

3. Dynamic tree divide and conquer

Introduction to tree problems

Introduction to tree problems - Trees - hzwer.com

Tree problems

Tree problems _Yangxiansen——Nextdoor-CSDN Blog _ Tree problems

【 Day and night ACM note 】 Tree problems - The diameter of the tree

【 Day and night ACM note 】 Tree problems - The diameter of the tree - You know

Problem template on tree

Problem template on tree - like The blog of - Luogu blog

ACM Algorithm is summarized Tree problems

ACM Algorithm is summarized Tree problems _dragonylee The blog of -CSDN Blog

Solutions to a class of tree problems

Solutions to a class of tree problems - zjp_shadow - Blog Garden

NOIP Problem summary on the tree

https://www.cnblogs.com/Slrslr/p/9398205.html

Tree dynamic programming （ Tree form DP） Entry questions — On & Training

Tree dynamic programming （ Tree form DP） Entry questions — On & Training _ Move forward in thinking ！-CSDN Blog _ Tree form dp

Virtual tree - A powerful tool for tree dynamic planning

Virtual tree - A powerful tool for tree dynamic planning _SUNSET-CSDN Blog

Steiner tree problem and its generalization

Steiner tree problem and its generalization _ Sunstrider -CSDN Blog

The largest independent set of trees —— Tree form dp

The largest independent set of trees —— Tree form dp_ No pain, no gain -CSDN Blog _ The largest independent set of trees