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DataGridView合并单元格
昨天一个同事问我DataGridView单元格合并的问题,一开始按照我的设想是算出两个单元格的Rectangle,然后直接使用e.Graphics.FillRectangle(backColorBrush, rectangle)从新填充下背景色,然后在绘制显示的字符,当然这种想法是行不通的。下面是我...
分类:Windows程序   时间:2015-01-16 18:29:10    阅读次数:277
C#:IText构造PDF文件
IText构造PDF文件1.1 生成DocumentDocument是我们要生成的PDF文件所有元素的容器,因此要生成一个PDF文档,必须首先定义一个Document对象。 Document有三种构造函数: public Document(); public Document(Rectangle.....
分类:Windows程序   时间:2015-01-16 12:57:47    阅读次数:236
hdu1198 Farm Irrigation dfs
Problem Description Benny has a spacious farm land to irrigate. The farm land is a rectangle, and is divided into a lot of samll squares. Water pipes are placed in these squares. Different square has...
分类:其他好文   时间:2015-01-15 18:19:28    阅读次数:190
Maximal Rectangle
求一个01二位数组最大的矩阵,把它化为直角图再一行一行地算 class Solution{ public: int maximalRectangle(vector > &martix){ int height[1000][1000]; int maxx = -1; int row = martix.size(); if(row == 0) return 0;...
分类:其他好文   时间:2015-01-12 16:36:41    阅读次数:167
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
spoj 8222
8222. SubstringsProblem code: NSUBSTRYou are given a string S which consists of 250000 lowercase latin letters at most. We define F(x) as the maximal ...
分类:其他好文   时间:2015-01-10 20:57:29    阅读次数:263
[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
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