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Homework Introduction

树形DP,包括换根

Problem

Problem
P1122  最大子树和
P1131  [ZJOI2007] 时态同步
P8744  [蓝桥杯 2021 省 A] 左孩子右兄弟
P4084  [USACO17DEC] Barn Painting G
P3478  [POI 2008] STA-Station
P2986  [USACO10MAR] Great Cow Gathering G
P2018  消息传递
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Status
Done
Problem
7
Open Since
2025-3-10 15:10
Deadline
2025-4-12 23:59
Extension
24 hour(s)

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