111 Minimum Depth of Binary Tree 二叉树的最小深度
给定一个二叉树,找出其最小深度。最小深度是从根节点到最近叶节点的最短路径的节点数量。详见:https://leetcode.com/problems/minimum-depth-of-binary-tree/description/Java实现:递归实现:/** * Definition for a...
[LeetCode] Minimum Depth of Binary Tree 二叉树的最小深度
Given a binary tree, find its minimum depth.The minimum depth is the number of nodes along the shortest path from the root node down to the nearest le...
UVALive - 6577 Binary Tree 递推+找规律
题目链接:http://acm.hust.edu.cn/vjudge/problem/48421Binary TreeTime Limit: 3000MS#### 问题描述> Binary Tree is a tree data structure where each node has at...
Full Binary Tree(二叉树找规律)
DescriptionIn computer science, a binary tree is a tree data structure in which each node has at most two children. Consider an infinite full binary t...
LeetCode OJ:Validate Binary Search Tree(合法的二叉搜索树)
Given a binary tree, determine if it is a valid binary search tree (BST).Assume a BST is defined as follows:The left subtree of a node contains only n...
BST(Binary Search Tree)
原文链接:http://blog.csdn.net/jarily/article/details/8679280 /****************************************** 数据结构: BST(Binary Search Tree),二叉查找树; 性质: 若结点的左子树...
Pat(Advanced Level)Practice--1043(Is It a Binary Search Tree)
Pat1043代码题目描写叙述:A Binary Search Tree (BST) is recursively defined as a binary tree which has the following properties:The left subtree of a node conta...
67. Add Binary
public class Solution { public String addBinary(String a, String b) { char[] aa=a.toCharArray(); char[] bb=b.toCharArray(); ...
SQL Server ->> 校检函数CHECKSUM、CHECKSUM_AGG、BINARY_CHECKSUM和HASHBYTES
今天特地查了一下SQL Server下的校检函数有哪些。原本我只是在工作中用过一个CHECKSUM,今天特地学习了一下才发现原来还有其他的校检函数。这里找到了别人对于SQL SERVER下这几个校检函数的学习总结,借此机会学习下别人的学习成果http://bbs.51cto.com/thread-1...
HDU 5573 Binary Tree(找规律)
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5573题意:给你一个完全二叉树,节点为自然数的排列(第一行1,第二行2 3,第三行4 5 6 7。。。)。现在,给你一个N和K,K表示给你这个完全二叉树的前K行,从第1行到第K行有很多路径,希望找到一条路...
【leetcode】Convert Sorted List to Binary Search Tree
Convert Sorted List to Binary Search TreeGiven a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST....
671. Second Minimum Node In a Binary Tree
/** * Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) ...
102. Binary Tree Level Order Traversal二叉树层序遍历
网址:https://leetcode.com/problems/binary-tree-level-order-traversal/参考:https://www.cnblogs.com/grandyang/p/4051321.html二叉树的层次遍历的做法是维护一个队列,不断使节点入队,使用了va...
leetcode 199. Binary Tree Right Side View 、leetcode 116. Populating Next Right Pointers in Each Node 、117. Populating Next Right Pointers in Each Node II
leetcode 199. Binary Tree Right Side View这个题实际上就是把每一行最右侧的树打印出来,所以实际上还是一个层次遍历。依旧利用之前层次遍历的代码,每次大的循环存储的是一行的节点,最后一个节点就是想要的那个节点class Solution {public: v...
[LintCode] Invert Binary Tree 翻转二叉树
Given n points on a 2D plane, find the maximum number of points that lie on the same straight line.ExampleGiven 4 points: (1,2), (3,6), (0,0), (1,3).T...
96. Unique Binary Search Trees (Tree; DP)
Given n, how many structurally unique BST's (binary search trees) that store values 1...n?For example,Given n = 3, there are a total of 5 unique BST's...
Selenium2学习-007-WebUI自动化实战实例-005-解决 Firefox 版本不兼容:org.openqa.selenium.WebDriverException: Failed to connect to binary FirefoxBinary
此文主要讲述 Java 运行 Selenium 脚本时,因 Friefox 浏览器版本与 selenium-server-standalone-x.xx.x.jar 不兼容引起的 org.openqa.selenium.WebDriverException: Failed to connect to...
LeetCode 81 Search in Rotated Sorted Array II [binary search]
LeetCode 81 Search in Rotated Sorted Array II [binary search] <c++>给出排序好的一维有重复元素的数组,随机取一个位置断开,把前半部分接到后半部分后面,得到一个新数组,在新数组中查找给定数是否存在,时间复杂度限制\(O(lo...
[CareerCup] 5.3 Next Binary Representation 下一个二进制表达
5.3 Given a positive integer, print the next smallest and the next largest number that have the same number of 1 bits in their binary representation.
145.Binary Tree Postorder Traversal---二叉树后序非递归遍历
题目链接题目大意:后序遍历二叉树。法一:普通递归,只是这里需要传入一个list来存储遍历结果。代码如下(耗时1ms): public List<Integer> postorderTraversal(TreeNode root) { List<Integer...