随笔分类 - 计算几何 极角排序
摘要:How Many Triangles 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5784 Description Alice has n points in two dimensional plane. She wants to know how
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摘要:Eureka 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5738 Description Professor Zhang draws n points on the plane, which are conveniently labeled by
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摘要:E. Runaway to a Shadow 题目连接: http://www.codeforces.com/contest/681/problem/E Description Dima is living in a dormitory, as well as some cockroaches. A
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摘要:Partial TreeTime Limit: 20 SecMemory Limit: 256 MB题目连接http://codeforces.com/contest/598/problem/CDescriptionYou are given the set of vectors on the pl...
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