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查询Tags标签: diameter,共有 7条记录
  • 2022杭电多校第十场1008 Minimum Diameter(树的直径的一些性质)

    解决本题分为两个部分:维护树的直径,合并多个树的直径 树的直径有如下性质: 1,从任一点出发,到达最远的点是直径的其中一端,从这一点出发可以到达最远的点是直径的另一端。或者说一棵树中距离某一点最远的点一定是直径的一端。 2,由1,两个树通过一条边连接形成的新…

    2022/8/21 23:53:56 人评论 次浏览
  • 1522. Diameter of N-Ary Tree

    This is a similar problem with "543. Diameter of Binary Tree", the only difference is 543 is a binary tree, and 1522 is an n_ary tree. For 1522, we need to get the two longest path passing through the node, following is the solution:private …

    2022/2/5 6:12:23 人评论 次浏览
  • 【CF】【图论】【思维】D. Maximum Diameter Graph

    D. Maximum Diameter Graph D. Maximum Diameter Graph 一颗树具有n个结点,那么这棵树内的线段有n-1条(可以把树枝一个个掰下来,然后拼成)。 此题给了一些点,然后设置了每一个点的度的最高上限。 如果是度为1的点,只能接到别的点的上面,不能作为中转结点同时去连接…

    2021/9/15 23:35:49 人评论 次浏览
  • 【CF】【图论】【思维】D. Maximum Diameter Graph

    D. Maximum Diameter Graph D. Maximum Diameter Graph 一颗树具有n个结点,那么这棵树内的线段有n-1条(可以把树枝一个个掰下来,然后拼成)。 此题给了一些点,然后设置了每一个点的度的最高上限。 如果是度为1的点,只能接到别的点的上面,不能作为中转结点同时去连接…

    2021/9/15 23:35:49 人评论 次浏览
  • [Leetcode] 543. Diameter of Binary Tree_Easy Tag: DFS

    543. Diameter of Binary TreeEasy 5310325Add to ListShareGiven the root of a binary tree, return the length of the diameter of the tree. The diameter of a binary tree is the length of the longest path between any two nodes in a tree. This path may or m…

    2021/7/29 6:05:56 人评论 次浏览
  • [Leetcode] 543. Diameter of Binary Tree_Easy Tag: DFS

    543. Diameter of Binary TreeEasy 5310325Add to ListShareGiven the root of a binary tree, return the length of the diameter of the tree. The diameter of a binary tree is the length of the longest path between any two nodes in a tree. This path may or m…

    2021/7/29 6:05:56 人评论 次浏览
  • C++ Primer Plus 第4章 习题8

    #include <iostream> #include <string>struct Pizza {std::string company;double diameter;double weight; };int main() {Pizza* ppizza = new Pizza;std::cout << "请输入pizza的信息:" << std::endl;std::cout << "pi…

    2021/5/31 1:20:11 人评论 次浏览
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