题目链接:
Codeforces 633 F The Chocolate Spree
题意:
给一个 n 个节点的树和
数据范围: n≤105,value[i]≤109
分析:
参考博客:逍遥丶綦
先 dfs 处理出每个节点向其子树最多可以得到的链的最大权值和 down[v] (必须由 v 节点向下)和在子树中最长链的权值
然后借助队列遍历每个
详细解决方案
Codeforces 633 F The Chocolate Spree(树形dp,两条不相交链节点权值和最大)
热度:28 发布时间:2023-12-08 10:20:52.0
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