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折半查找
给定一个整数X和整数A0,A1,…,AN-1,后者已经预先排序并在内存中,求下标i使得Ai = X , 如果X不在数据中则返回i = -1 。明显的解法是从左往右扫描,花费线性时间。但是这个算法没有用到该表已经排序这个事实。折半检索(binary search,二分法检索)策略:/** * Perf...
分类:其他好文   时间:2014-07-16 23:25:47    阅读次数:233
Binary Tree Maximum Path Sum
Given a binary tree, find the maximum path sum.The path may start and end at any node in the tree.For example:Given the below binary tree, 1 ...
分类:其他好文   时间:2014-07-10 11:24:15    阅读次数:229
OpenERP对象字段定义的详解
OpenERP对象支持的字段类型有,基础类型:char, text, boolean, integer, float, date, time, datetime, binary;复杂类型:selection, function, related;关系类型:one2one, one2many, man...
分类:其他好文   时间:2014-07-10 11:13:07    阅读次数:339
[LeetCode] Construct Binary Tree from Preorder and Inorder Traversal
Given preorder and inorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree.方法一:最先想到的就是递归,注...
分类:其他好文   时间:2014-07-10 09:58:40    阅读次数:224
[leetcode] Add Binary
Given two binary strings, return their sum (also a binary string).
分类:其他好文   时间:2014-07-09 23:52:48    阅读次数:383
[LeetCode] Construct Binary Tree from Inorder and Postorder Traversal
Given inorder and postorder traversal of a tree, construct the binary tree.Note:You may assume that duplicates do not exist in the tree.方法:在inorder中寻找...
分类:其他好文   时间:2014-07-07 23:18:53    阅读次数:283
[LeetCode] Populating Next Right Pointers in Each Node
Given a binary tree struct TreeLinkNode { TreeLinkNode *left; TreeLinkNode *right; TreeLinkNode *next; }Populate each next pointe...
分类:其他好文   时间:2014-07-07 23:09:49    阅读次数:298
[Leetcode][Tree][Binary Tree Preorder Traversal]
二叉树的前序遍历:root点先被访问,然后是left和right子节点。迭代的版本也相对好写。1、递归版本:时间复杂度O(N),空间复杂度O(N) 1 /** 2 * Definition for binary tree 3 * struct TreeNode { 4 * int va...
分类:其他好文   时间:2014-07-07 20:35:24    阅读次数:158
自己动手编译apache-tomcat-6.0.41-src源码
第一步:下载apache-tomcat-6.0.41-src第二步:阅读BUILDING.txt。了解所需要的步骤。In order to build a binary distribution version of Apache Tomcat from asource distribution, ...
分类:其他好文   时间:2014-07-07 20:21:08    阅读次数:359
LeetCode——Path Sum II
Given a binary tree and a sum, find all root-to-leaf paths where each path's sum equals the given sum. For example: Given the below binary tree and sum = 22, 5 / ...
分类:其他好文   时间:2014-06-28 07:31:28    阅读次数:214
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