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[LeetCode OJ] Max Points on a Line—Given n points on a 2D plane, find the maximum number of points that lie on the same straight line.
//定义二维平面上的点struct Point{ int x; int y; Point(int a=0, int b=0):x(a),y(b){}};bool operator==(const Point& left, const Point& right){ return...
分类:其他好文   时间:2014-06-08 22:26:17    阅读次数:357
常见的多线程编程模型
1.基本概念:sleep,join,yied,优先级.2.进程,线程:独立的内存空间,内存地址,不会相互影响。3.数据结构:(共享资源的软件模拟)-队列,4.并发控制:信号量机制(硬件机制原理),软件实现(锁机制-比如读写分离,基于二维的锁兼容性)5.障碍器,信号量,锁6.CPU密集型--计算,I/...
分类:编程语言   时间:2014-06-08 21:38:34    阅读次数:498
jQuery 顶部导航跟随滚动,固定浮动在顶部
jQuery 顶部导航跟随滚动,固定浮动在顶部演示 XML/HTML Codesection>  article class="left">  p>  p>  ul>    li>a href="http://freejs.net/article_jquerywenzi_149.html" title="Ajax 动态加载内容">Ajax 动态加载内容a>li>    li>a href="htt...
分类:Web程序   时间:2014-06-08 18:15:37    阅读次数:215
Binary Tree Zigzag Level Order Traversal
题目 Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example: G...
分类:其他好文   时间:2014-06-08 17:29:07    阅读次数:315
Binary Tree Inorder Traversal
1. 递归解法 /** * Definition for binary tree * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x), left(NULL), right(NULL) {} * }; */ cl...
分类:其他好文   时间:2014-06-08 16:51:59    阅读次数:199
Binary Tree Level Order Traversal
题目  Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example: Given binary tree {3,9,20,#,#,15,7}, 3 / \...
分类:其他好文   时间:2014-06-08 16:38:02    阅读次数:194
Leetcode: Text Justification. java
Given an array of words and a length L, format the text such that each line has exactly L characters and is fully (left and right) justified. You should pack your words in a greedy approach; that i...
分类:编程语言   时间:2014-06-08 15:25:00    阅读次数:282
Binary Tree Level Order Traversal II
题目 Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root). For example: Given binary tree {3,9,20...
分类:其他好文   时间:2014-06-08 09:23:34    阅读次数:230
android精确绘制文字位置的方法
android 中使用Canvas的drawText绘制文本的位置,是基于基线的。如下图: 其中字母Q的小尾巴在横线下面了。 怎么样找准字母的中心位置呢? 先看下面的例子:(右边的数字,表示字体的 left, top, right, bottom) 这里面的关键是Paint.getTextBound。 getTextBound会填充一个Rect,这个Rect表示...
分类:移动开发   时间:2014-06-08 09:08:44    阅读次数:279
UVa--Rotating Sentences
Rotating Sentences  In ``Rotating Sentences,'' you are asked to rotate a series of input sentences 90 degrees clockwise. So instead of displaying the input sentences from left to right and top to b...
分类:其他好文   时间:2014-06-08 04:51:34    阅读次数:236
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