hihoCoder #1040 （判断是否为矩形）

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Rectangle and Square（判断正方形、矩形）

http://acm.sdut.edu.cn:8080/vjudge/contest/view.action?cid=42#problem/D 改了N多次之后终于A了,一直在改判断正方形和矩形那,判断正方形时算出六条边再排序,若前四条边相等并且与后两条边满足勾股定理,说明是正方形, 判断矩形时,我先对结构体二级排序,这样四个点有确定的顺序,再用点积判断是否有三个角是直角,是的话就是矩形. #include<stdio.h> #include<string.h> #include&l…

判断圆和矩形是否相交C - Rectangle and Circle

Description Given a rectangle and a circle in the coordinate system(two edges of the rectangle are parallel with the X-axis, and the other two are parallel with the Y-axis), you have to tell if their borders intersect. Note: we call them intersect ev…

HDU 1221 Rectangle and Circle（判断圆和矩形是不是相交）

传送门: http://acm.hdu.edu.cn/showproblem.php?pid=1221 Rectangle and Circle Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3434 Accepted Submission(s): 904 Problem Description Given a rectangle…

poj 1410 Intersection (判断线段与矩形相交判线段相交)

题目链接 Intersection Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 12040 Accepted: 3125 Description You are to write a program that has to decide whether a given line segment intersects a given rectangle. An example: line: start point:…

Intersection--poj1410(判断线段与矩形的关系)

http://poj.org/problem?id=1410 题目大意:给你一个线段和矩形的对角两点如果相交就输出'T' 不想交就是'F' 注意: 1,给的矩形有可能不是左上右下所以要先判断的 2,线段在矩形的内部输出T 3,如果交点是矩形的顶点的话是不相交的情况有点多刚开始考虑的太少 wa的我心疼 #include<stdio.h> #include<string.h> #include<stdlib.h> #include<ctype.…

Codeforces Round #587 (Div. 3) C题【判断两个矩形是否完全覆盖一个矩形问题】 {补题 [差点上分系列]}

C. White Sheet There is a white sheet of paper lying on a rectangle table. The sheet is a rectangle with its sides parallel to the sides of the table. If you will take a look from above and assume that the bottom left corner of the table has coordina…