详细的询问: 1、该树是二叉查找树? 最近公共祖先 二叉查找树:(http://www.lintcode.com/problem/lowest-common-ancestor/) 思路:利用左子树特点:左子树 < 根 <= 右,输入节点跟根节点比较,都小于,在左子树,都大约右子树,递归的去遍历;找到 ...
分类:
其他好文 时间:
2017-07-03 23:45:50
阅读次数:
322
Sudoku Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 14100 Accepted: 6961 Special Judge Description Sudoku is a very simple task. A squar ...
分类:
其他好文 时间:
2017-07-03 12:01:21
阅读次数:
166
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.According to the definition of LCA on Wikipedia:... ...
分类:
其他好文 时间:
2017-06-23 00:45:07
阅读次数:
258
定义和用法 <a> 标签定义超链接,用于从一张页面链接到另一张页面。 <a> 元素最重要的属性是 href 属性,它指示链接的目标。 在所有浏览器中,链接的默认外观是: 未被访问的链接带有下划线而且是蓝色的 已被访问的链接带有下划线而且是紫色的 活动链接带有下划线而且是红色的 HTML 4.01 与 ...
分类:
Web程序 时间:
2017-06-22 20:49:46
阅读次数:
287
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia ...
分类:
其他好文 时间:
2017-06-21 21:57:09
阅读次数:
157
#!/bin/bash # This program is to modify showed marked## biaoshi.sh 207# by wangxianzheng 2011/12/20 PATH=/usr/kerberos/sbin:/usr/kerberos/bin:/usr/loc ...
分类:
系统相关 时间:
2017-06-19 17:45:21
阅读次数:
335
uva 104 Arbitrage Description Download as PDF Background The use of computers in the finance industry has been marked with controversy lately as progr ...
分类:
其他好文 时间:
2017-06-19 12:41:31
阅读次数:
162
A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below). The robot can only move either down or right at any p ...
分类:
其他好文 时间:
2017-06-16 21:13:35
阅读次数:
158
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST. According to the definition of LCA on Wikipedia ...
分类:
其他好文 时间:
2017-06-16 21:11:17
阅读次数:
157
题目链接:Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths 第一次写\(dsu\ on\ tree\),来记录一下 \(dsu\ on\ tree\)主要维护子树信息,往往可以省掉一个数据结构的启发式合并。大体思路如下: 轻重链路径 ...
分类:
其他好文 时间:
2017-06-16 10:19:43
阅读次数:
150