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hdu 1506 Largest Rectangle in a Histogram ((dp求最大子矩阵))
# include # include # include # include using namespace std;__int64 a[100010],l[100010],r[100010];///l[i]左边连续大于等于a[i]的下标,r[i]右边连续大于等于a[i]的下标,所以对于a[i]的...
分类:其他好文   时间:2015-01-11 21:37:01    阅读次数:323
[Effective C++ --028]避免返回handles指向对象内部成分
假设程序涉及矩形。每个矩形由其左上角和右下角表示。为了让Rectangle对象尽可能小,可能把定义矩形的点放在一个辅助的struct内再让Rectangle去指它: 1 class Point { // 得到坐标 2 public: 3 Point(...
分类:编程语言   时间:2015-01-09 14:10:42    阅读次数:137
[leetcode]Largest Rectangle in Histogram
问题描述: Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in the histogram. Above is a histogram where wi...
分类:其他好文   时间:2015-01-08 22:49:39    阅读次数:316
[leetcode]
问题描述: Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containing all ones and return its area. 基本思想: 与Largest Rectangle in Histogram 思想类似,只是对每行都执行了一遍。 代码: int ma...
分类:其他好文   时间:2015-01-08 22:47:03    阅读次数:166
POJ 2506-Tiling(递推+大数)
Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7897   Accepted: 3841 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles?...
分类:其他好文   时间:2015-01-07 09:22:19    阅读次数:153
最长公共上升子序列(LCIS)问题的O(n^2)解法
J - 病毒 Time Limit:3000MS     Memory Limit:131072KB     64bit IO Format:%lld & %llu Submit Status Practice CSU 1120 Appoint description:  System Crawler  (2015-01-04) Description ...
分类:其他好文   时间:2015-01-05 14:59:07    阅读次数:187
[LeetCode]84 Largest Rectangle in Histogram
https://oj.leetcode.com/problems/largest-rectangle-in-histogram/http://blog.csdn.net/linhuanmars/article/details/20524507publicclassSolution{ publicintlargestRectangleArea(int[]height) { //SolutionA //returnlargestRectangleArea_Expand(height); //SolutionB ..
分类:其他好文   时间:2015-01-05 07:13:52    阅读次数:132
UIButton的一些技巧
1.预置按钮类型   sdk提供了5个预置按钮类型:Detail Disclosure,Info Light,Info Dark,Contact Add,Rounded Rectangle。它们添加到sdk中首先是为了方便苹果公司自己。   构造方式:[UIButton buttonWithType:UIButtonTypeContactAdd]; 2.显示系统私有UIButton风...
分类:其他好文   时间:2015-01-04 17:22:58    阅读次数:336
android 5.0新特性学习--视图轮廓
ViewOutlineProvider -- 视图轮廓setOutlineProvider--可以使用View.setClipToOutline方法去剪切一个视图的outline区域。只有rectangle,circle, 和round rectangle outlines支持裁剪(Outline....
分类:移动开发   时间:2015-01-03 14:37:36    阅读次数:148
[leetcode] Largest Rectangle in Histogram
题目:(Stack)Givennnon-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in ...
分类:其他好文   时间:2015-01-01 06:41:45    阅读次数:124
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