树形dp练习

最大子树和
https://www.luogu.com.cn/problem/P1122

毛毛虫
https://www.luogu.com.cn/problem/P3174

B4311 [蓝桥杯青少年组国赛 2024] 第六题
https://www.luogu.com.cn/problem/B4311

P4084 [USACO17DEC] Barn Painting G
https://www.luogu.com.cn/problem/P4084

董晓相关题都可以做做
https://www.bilibili.com/video/BV1YSmjYhE83