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[LC] 1214. Two Sum BSTs
Given two binary search trees, return True if and only if there is a node in the first tree and a node in the second tree whose values sum up to a giv ...
分类:其他好文   时间:2020-04-27 13:22:13    阅读次数:61
310. Minimum Height Trees
package LeetCode_310 import java.util.* import kotlin.collections.ArrayList /** * 310. Minimum Height Trees * https://leetcode.com/problems/minimum-he ...
分类:其他好文   时间:2020-04-25 14:15:15    阅读次数:64
CF58C Trees(逆向思维)
地址:https://www.baidu.com/link?url=fJ5P3mDdJxPJPBMMaMXI6rddzPrI892EBzpxZQlF6sTvD1CnfcXu-4xpjLYvfolK&wd=&eqid=87db10e900010a0b000000045e9da0fc 题目描述 On B ...
分类:其他好文   时间:2020-04-20 23:21:38    阅读次数:103
Journey CodeForces - 1336F[data structures divide and conquer graphs trees]
In the wilds far beyond lies the Land of Sacredness, which can be viewed as a tree — connected undirected graph consisting of nn nodes and n?1n?1 edge ...
分类:其他好文   时间:2020-04-17 00:11:27    阅读次数:66
dlib 人脸识别论文 One Millisecond Face Alignment with an Ensemble of Regression Trees
本文链接:https://blog.csdn.net/koibiki/article/details/83588796收起论文连接:One Millisecond Face Alignment with an Ensemble of Regression Trees 1.简介本文也采用级联回归树。 ...
分类:其他好文   时间:2020-04-16 00:24:17    阅读次数:82
1379. Find a Corresponding Node of a Binary Tree in a Clone of That Tree
Given two binary trees original and cloned and given a reference to a node target in the original tree. The cloned tree is a copy of the original tree ...
分类:其他好文   时间:2020-04-15 09:14:36    阅读次数:74
人脸对齐--One Millisecond Face Alignment with an Ensemble of Regression Trees
One Millisecond Face Alignment with an Ensemble of Regression Trees CVPR2014 http://www.csc.kth.se/~vahidk/face_ert.html https://github.com/suzuichi/O ...
分类:其他好文   时间:2020-04-12 22:44:12    阅读次数:77
F - Link/Cut Tree CodeForces - 614A(水题)
Programmer Rostislav got seriously interested in the Link/Cut Tree data structure, which is based on Splay trees. Specifically, he is now studying the ...
分类:其他好文   时间:2020-04-12 20:18:43    阅读次数:92
[MIT6.006] 6. AVL Trees, AVL Sort AVL树,AVL排序
之前第5节课留了个疑问,是关于“时间t被安排进R”的时间复杂度能不能为Ο(log2n)?”和BST时间复杂度Ο(h)的关系。第6节对此继续了深入的探讨。首先我们知道BST的h是指树的高,即从根到叶子结点最长路径的长度。但由于树结构不同平衡情况,高h的结果也不一样,如下图所示: 一、结点的高 由此可以 ...
分类:编程语言   时间:2020-04-06 15:25:51    阅读次数:72
LCA最近公共祖先
LCA 模板 例题 [CF1304E]1 Trees and Queries https://codeforces.com/contest/1304/problem/E 题意 给一棵树,每次查询时在x和y之间加一条边,然后问在a和b之间是否存在一条可以重复走的路径且这条路径的长度为k 思路 如果不走 ...
分类:其他好文   时间:2020-03-28 21:34:56    阅读次数:70
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