Codeforces Round #612 (Div. 2) D. Numbers on Tree 构造，树dfs - 代码天地

Codeforces Round #612 (Div. 2) D. Numbers on Tree 构造，树dfs

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Codeforces Round #612 (Div. 2) D. Numbers on Tree 构造，树dfs

Codeforces Round #612(Div. 2) D. Numbers on Tree 思维

Codeforces Round #612 (Div. 1) B Numbers on Tree（dfs+思维）

Codeforces Round #612 (Div. 2) （A-D）

Codeforces Round #363 (Div. 2)D. Fix a Tree

Codeforces Round #530 (Div. 2) D. Sum in the tree

Codeforces Round #363 (Div. 2) D. Fix a Tree

Codeforces 1099 D. Sum in the tree-构造最小点权和有根树贪心+DFS(Codeforces Round #530 (Div. 2))

Codeforces Round #612 (Div. 2)

Codeforces Round #612 (Div. 2)补题

Codeforces LATOKEN Round 1 (Div. 1 + Div. 2) D. Lost Tree

Codeforces Round #336 (Div. 1) D. Power Tree（dfs序线段树）

Codeforces Round #571 (Div. 2)-D. Vus the Cossack and Numbers

Tinkoff Internship Warmup Round 2018 and Codeforces Round #475 (Div. 2) D. Destruction of a Tree

Codeforces Round #257 (Div. 1) D. Jzzhu and Numbers

Codeforces Round #612 (Div. 1+Div. 2)

Codeforces Round #668 (Div. 2)D. Tree Tag(树形DP树的直径 + 博弈论)

Codeforces Round #583 (Div. 1 + Div. 2,) D. Treasure Island（dfs+思维）

Codeforces Round #158 (Div. 2) D. Black and White Tree

Codeforces Round #468 (Div. 2 )D. Peculiar apple-tree_BFS

Codeforces Round #528 (Div. 2) - D. Minimum Diameter Tree

Codeforces Round #528 (Div. 2) D. Minimum Diameter Tree 思维

Codeforces Round #551 (Div. 2)D. Serval and Rooted Tree （树形dp 思维）

Codeforces Round #551 (Div. 2) D. Serval and Rooted Tree （树形dp）

Codeforces Round #551 (Div. 2) D. Serval and Rooted Tree (树形dp)

Codeforces Round #530 (Div. 2) D. Sum in the tree 树上贪心

Educational Codeforces Round 64 (Rated for Div. 2) D. 0-1-Tree

Educational Codeforces Round 78 (Rated for Div. 2) D. Segment Tree

Codeforces Round #551 (Div. 2) D. Serval and Rooted Tree(树形dp)

Codeforces Round #363 (Div. 2) D. Fix a Tree(greedy+dsu)

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