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2019 杭电多校 1 1013 题目链接: "HDU 6590" 比赛链接: "2019 Multi University Training Contest 1" Problem Description After returning with honour from ICPC(Internati 阅读全文
摘要:
题目链接: "POJ 3805" Problem Description Numbers of black and white points are placed on a plane. Let’s imagine that a straight line of infinite length is 阅读全文
摘要:
题目链接: "UVA 10256" 题意 有n个红点和m个蓝点,问是否存在一条直线能够分开红点和蓝点。 题解 分别求出红点和蓝点的凸包,判断两个凸包是否相交。 凸包不相交的条件: 凸包上的任意点都在另一个凸包的外面 凸包的任意线段都与另一个凸包不相交 代码 cpp include using nam 阅读全文