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
转载
2019-04-01 04:36:00
162阅读
2评论
C++代码:
vector<string> binaryTreePaths(TreeNode* root) {
vector<string> ans;
if (!root) return ans; &
转载
精选
2016-03-03 20:48:43
626阅读
BT
原创
2018-11-28 19:12:53
384阅读
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
转载
2016-07-08 04:05:00
63阅读
2评论
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
转载
2013-09-12 14:28:00
50阅读
2评论
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
转载
2016-07-10 12:32:00
49阅读
2评论
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.
转载
2016-07-12 07:23:00
81阅读
2评论
Binary Tree TraversalsTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 9623 Accepted Submission(s): 43
原创
2023-03-25 13:17:33
63阅读
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
转载
2018-11-28 22:04:00
201阅读
2评论
http://pages.cs.wisc.edu/~dieter/ICPC/18-19/advanced-topics/seg-tr...
转载
2020-04-26 23:13:00
187阅读
2评论
binary search tree
binary tree
二叉树
二叉搜索树
转载
2020-06-22 14:44:00
116阅读
2评论
The Old Frog King lives on the root of an i
原创
2022-08-10 11:29:17
43阅读
https://leetco
原创
2022-12-13 16:02:40
84阅读
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 ...
转载
2021-07-29 01:59:00
60阅读
2评论
Preorder: Approach #1: Recurisive. Approach #2: Iteratively.[Java] Approach #3: Morris Traversal.[C++] Using Morris Traversal can don't use recurisive
转载
2018-11-18 18:20:00
75阅读
2评论
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
转载
2018-11-27 13:09:00
38阅读
2评论
Invert a binary tree. 4 / \ 2 7 / \ / \1 3 6 9to 4 / \ 7 2 / \ / \9 6 3 1Trivia:This problem was inspired bythis...
转载
2015-07-23 12:31:00
86阅读
2评论
1. preorder travelclass Solution {public: vector preorderTraversal(TreeNode* root) { vector result; stack myStack; Tree
原创
2023-09-05 09:12:27
54阅读
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"
原创
2022-01-12 09:39:55
88阅读
#!/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
转载
精选
2013-05-13 15:44:08
462阅读