http://pages.cs.wisc.edu/~dieter/ICPC/18-19/advanced-topics/seg-tr...
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2020-04-26 23:13:00
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What is Binary Search Tree (BST) A binary tree in which for each node, value of all the nodes in left subtree is less or equal and value of all the no
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2019-04-01 04:36:00
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Motivation: Given a 1D array of n elements. [2, 5, -1, 3, 6] range sum query: what's the sum from 2nd element to 4th element query(2, 4)? 5 + (-1) + 3
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2018-11-28 22:04:00
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C++代码：
vector<string> binaryTreePaths(TreeNode* root) {
vector<string> ans;
if (!root) return ans; &
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2016-03-03 20:48:43
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BT
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2018-11-28 19:12:53
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Given a binary tree, determine if it is height-balanced. For this problem, a height-balanced binary tree is defined as a binary tree in which the dept
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2016-07-08 04:05:00
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Given a binary tree, determine if it is height-balanced.For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subtrees ofeverynode never differ by more than 1.the tree is only balanced if:The left and right subtrees' heights differ by at most o
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2013-09-12 14:28:00
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Invert a binary tree. Invert a binary tree. Invert a binary tree. Example 1 1 / \ / \ 2 3 => 3 2 / \ 4 4 1 /** 2 * Definition of TreeNode: 3 * public
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2016-07-10 12:32:00
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Check if two binary trees are identical. Identical means the two binary trees have the same structure and every identical position has the same value.
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2016-07-12 07:23:00
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Binary Tree TraversalsTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 9623 Accepted Submission(s): 43
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2023-03-25 13:17:33
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Given a binary tree, return all root-to-leaf paths. For example, given the following binary tree: 1 / \ 2 3 \ 5 All root-to-leaf paths are: ["1->2->5"
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2022-01-12 09:39:55
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#!/usr/bin/perl -w
# bintree - binary tree demo program
use strict;
my ( $root, $n );
# first generate 20 random inserts
while ( $n++ < 20 ) { insert ( $root, int ( ra
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2013-05-13 15:44:08
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A binary tree is a finite set of vertices that is either empty or consists of a root r and two disjoint binary trees called the left and right subtrees. There are three most important ways in which th
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2022-07-27 00:13:58
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这几天A的都是二叉树的，如果输的基本操作掌握了，用递归很好解决这些题目的。这个可能不是最好的解法，明天再去Discuss看看有没有好的解法Balanced Binary TreeGiven a binary tree, determine if it is height-balanced.For t...
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2021-08-07 11:41:26
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binary search tree
binary tree
二叉树
二叉搜索树
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2020-06-22 14:44:00
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The Old Frog King lives on the root of an i
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2022-08-10 11:29:17
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https://leetco
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2022-12-13 16:02:40
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Code link: https://leetcode.com/problems/balanced-binary-tree/ Constraint: The number of nodes in the tree is in the range [0, 5000]. This means we ca ...
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2021-07-29 01:59:00
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Preorder: Approach #1: Recurisive. Approach #2: Iteratively.[Java] Approach #3: Morris Traversal.[C++] Using Morris Traversal can don't use recurisive
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2018-11-18 18:20:00
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Given a binary tree, determine if it is height-balanced. For this problem, a height-balanced binary tree is defined as: a binary tree in which the dep
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2018-11-27 13:09:00
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