[Leetcode] Binary tree--653. Two Sum IV - Input is a BST Given a Binary Search Tree and a target number, return true if there exist two elements in the BST such that their sum is equal to the given target. Example 1: Input: 5 / \ 3 6 / \ \ 2 4 7 Target = 9 Output: Tr...
* Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode() : val(0), left(nullptr), right(nullptr) {} * TreeNode(int x) : val(x), left(nullptr), right(nullptr) {} * TreeNode(int x, TreeNode *left, TreeNode ...
AHeapis a specialized tree based structure data structure that satisfies theheapproperty: if A is a parent node of B, then the key (the value) of node A is ordered with respect to the key of node B with the same ordering applying across the entire heap. A heap can be classified furth...
BinaryTree.cpp性质非空二叉树第 i 层最多 2(i-1) 个结点 (i >= 1) 深度为 k 的二叉树最多 2k - 1 个结点 (k >= 1) 度为0 的结点数为 n0,度为 2 的结点数为 n2,则 n0 = n2 + 1 有n 个结点的完全二叉树深度 k = ⌊ log2(n) ⌋ + 1 对于含 n 个结点的完全二叉树中编号为...
#include<bits/stdc++.h>usingnamespacestd;intmain(){intN;//taking your seat numbercin>>N;switch(N%12){// Finding modulous of 12 because there are 12 seats in a cabin// First 6 seats are at left side and next 6 seats (7 to 12)//are at right side of a cabincase1:cout<<N+...
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BinaryTree.cpp性质非空二叉树第 i 层最多 2(i-1) 个结点 (i >= 1) 深度为 k 的二叉树最多 2k - 1 个结点 (k >= 1) 度为0 的结点数为 n0,度为 2 的结点数为 n2,则 n0 = n2 + 1 有n 个结点的完全二叉树深度 k = ⌊ log2(n) ⌋ + 1 对于含 n 个结点的完全二叉树中编号为...
This repository contains my solutions to LeetCode problems. Created with ️ by LeetPush Made by Tut: GitHub - LinkedIn Hüsam: GitHub - LinkedIn Happy coding! 🚀 LeetCode Topics Tree 0102-binary-tree-level-order-traversal 0104-maximum-depth-of-binary-tree 0106-construct-binary-tree-from...
priority_queue vector + max-heap 插入、删除 O(log2n) 有序 可重复 vector容器+heap处理规则 set 红黑树 插入、删除、查找 O(log2n) 有序 不可重复 multiset 红黑树 插入、删除、查找 O(log2n) 有序 可重复 map 红黑树 插入、删除、查找 O(log2n) 有序 不可重复 multimap 红黑树 插入、删除...
BinaryTree.cpp性质非空二叉树第 i 层最多 2(i-1) 个结点 (i >= 1) 深度为 k 的二叉树最多 2k - 1 个结点 (k >= 1) 度为0 的结点数为 n0,度为 2 的结点数为 n2,则 n0 = n2 + 1 有n 个结点的完全二叉树深度 k = ⌊ log2(n) ⌋ + 1 对于含 n 个结点的完全二叉树中编号为...