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...
[LeetCode] 124. Binary Tree Maximum Path Sum_ Hard tag: DFS recursive, Divide and conquer
Given a non-empty binary tree, find the maximum path sum.For this problem, a path is defined as any sequence of nodes from some starting node to any n...
fragment显示 Binary XML file line #12: Error inflating class fragment 错误
问题最近换了新机子,今天在静态用fragment时突然发现闪退,一看显示 Binary XML file line #12: Error inflating class fragment 错误后面看了一下是没有写id 的问题。。。。之前写的时候貌似没这个问题啊。先记录下错误提示如下FATAL EXC...
python binary lib on win/各种python库的二进制包
虽然很不愿意在windows上折腾python,但有时linux不在身边的时候还得在windows上写代码。很久之前找到这个地址,后来忘了,今天搜了半天才把它找到,所以记录一下。http://www.lfd.uci.edu/~gohlke/pythonlibs/以上页面提供各种编译好的各种版本的库下...
剑指offer从上往下打印二叉树 、leetcode102. Binary Tree Level Order Traversal(即剑指把二叉树打印成多行、层序打印)、107. Binary Tree Level Order Traversal II 、103. Binary Tree Zigzag Level Order Traversal(剑指之字型打印)
从上往下打印二叉树这个是不分行的,用一个队列就可以实现class Solution {public: vector<int> PrintFromTopToBottom(TreeNode* root) { vector<int> result; ...
hdu 6161--Big binary tree(思维--压缩空间)
题目链接Problem DescriptionYou are given a complete binary tree with n nodes. The root node is numbered 1, and node x's father node is ⌊x/2⌋. At the begin...
Verify Preorder/Inorder/Postorder Sequence in Binary Search Tree
Verify Preorder Sequence in Binary Search Tree\Given an array of numbers, verify whether it is the correct preorder traversal sequence of a binary sea...
[C++] Solve "Launch Failed. Binary not found." error on Eclipse
This error is that the default lanch configuration is not being created for this project. To solve it, Need to do:Right click Project -> Run As -&g...
Binary Search in Java
关于折半查找中的几个注意点.Version 1:public static <T extends Comparable<? super T>> int binSearch(T[] arr, T element) { int length = arr.len...
【LeetCode】Verify Preorder Serialization of a Binary Tree(331)
1. DescriptionOne way to serialize a binary tree is to use pre-order traversal. When we encounter a non-null node, we record the node's value. If it i...
LeetCode Closest Binary Search Tree Value
原题链接在这里:https://leetcode.com/problems/closest-binary-search-tree-value/题目:Given a non-empty binary search tree and a target value, find the value in t...
[LeetCode257]Binary Tree Paths
题目:Given a binary tree, return all root-to-leaf paths.For example, given the following binary tree: 1 / \2 3 \ 5All root-to-leaf paths are:["...
Leetcode_96_Unique Binary Search Trees
本文是在学习中的总结,欢迎转载但请注明出处:http://blog.csdn.net/pistolove/article/details/43198929Given n, how many structurally unique BST's (binary search trees) that st...
Binary Numbers(HDU1390)
Binary Numbers点我Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3820 Accepted Submission(s)...