摘要：
Catch That CowTime Limit: 5000/2000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6383Accepted Submission(s): 2034Problem DescriptionFarmer John has been informed of the location of a fugitive cow and wants to catch her immediately. He starts at a point N (0 ≤ N ≤ 100 阅读全文
摘要：
多边形Time Limit: 1000 MS Memory Limit: 65536 KTotal Submit: 113(42 users) Total Accepted: 51(38 users) Rating:Special Judge: NoDescription一个封闭的多边形定义是被有限个线段包围。线段的相交点称作多边形的顶点，当你从多边形的一个顶点沿着线段行走时，最终你会回到出发点。凸多边形（convex）想必大家已经很熟悉了，下图给出了凸多边形和非凸多边形实例。这里讨论的是在平面坐标的封闭凸多边形，多变形的顶点一个顶点在原点（x=0,y=0）.图2显示的那样。这样的图形有两种性 阅读全文