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leetcode85 - Maximal Rectangle - hard
Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containing only 1's and return its area. Example: Input: [ ["1","0","1"," ...
分类:其他好文   时间:2018-10-11 10:24:58    阅读次数:112
PHP工厂模式计算面积与周长
<?phpinterface InterfaceShape{ function getArea(); function getCircumference();}/** * 矩形 */class Rectangle implements InterfaceShape{ private $width; ...
分类:Web程序   时间:2018-10-10 17:07:29    阅读次数:189
2018 Multi-University Training Contest 6 Solution
A - oval-and-rectangle 题意:给出一个椭圆的a 和 b,在$[0, b]中随机选择c$ 使得四个顶点在椭圆上构成一个矩形,求矩形周长期望 思路: 1 #include<bits/stdc++.h> 2 3 using namespace std; 4 5 const doubl ...
分类:其他好文   时间:2018-10-07 17:13:21    阅读次数:210
《windows程序设计》哆啦A梦(10)
代码如下: ...
分类:Windows程序   时间:2018-10-06 19:18:06    阅读次数:275
836. Rectangle Overlap
A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom left corner, and (x2, y2) are the coordinates ...
分类:其他好文   时间:2018-10-06 14:31:18    阅读次数:118
[合集]国庆休闲补题
Hrbust 1846 题意:序列每个格子允许放O和X,求长度为n的序列中至少存放m个连续的O的方案数 容斥+dp 设$dp[i]$为长度为$i$时的合法方案数 转移的个数来自于上一个状态的合法序列后面接上O和X,既$dp[i 1] 2$ 也有可能来自于本来不合法的方案,转移后就合法了,那先固定一部 ...
分类:其他好文   时间:2018-10-04 11:35:45    阅读次数:195
CF 1008B Turn the Rectangles(水题+贪心)
There are n rectangles in a row. You can either turn each rectangle by 90 degrees or leave it as it is. If you turn a rectangle, its width will be hei ...
分类:其他好文   时间:2018-10-04 10:21:14    阅读次数:275
POJ2559 Largest Rectangle in a Histogram
Largest Rectangle in a Histogram Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 26987 Accepted: 8727 Description A histogram is a polygon ...
分类:其他好文   时间:2018-10-03 22:32:05    阅读次数:198
Opencv Match Template(轮廓匹配)
#include <iostream>#include <opencv2/opencv.hpp> using namespace std;using namespace cv; Mat img1, img2, img3, img4,img_result, img_gray1, img_gray2, ...
分类:其他好文   时间:2018-10-02 20:35:31    阅读次数:621
第六周
1 import java.util.*; import shapeclass.Shape; import shapeclass.Rectangle; import shapeclass.Circle; import java.math.*; public class Count { public ...
分类:其他好文   时间:2018-10-02 14:10:28    阅读次数:147
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