Triangle Time Limit: 3000MS   Memory Limit: 30000K Total Submissions: 9060   Accepted: 2698 Description Given n distinct points on a plane, your task is to find the triangle that have the maximum area, whose vertices are from the given points. Input…

Bridge Across Islands Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 9768   Accepted: 2866   Special Judge Description Thousands of thousands years ago there was a small kingdom located in the middle of the Pacific Ocean. The territory…

\(\color{#0066ff}{题目描述}\) 几千年前,有一个小王国位于太平洋的中部.王国的领土由两个分离的岛屿组成.由于洋流的冲击,两个岛屿的形状都变成了凸多边形.王国的国王想建立一座桥来连接这两个岛屿.为了把成本降到最低,国王要求你,主教,找到两个岛屿边界之间最小的距离. \(\color{#0066ff}{输入格式}\) 输入由几个测试用例组成. 每个测试用两个整数n,m(3≤n,m≤10000)开始 接下来的n行中的每一行都包含一对坐标,用来描述顶点在一个凸多边形中的位置. 下一条…

Poj 2187 旋转卡壳求解 传送门 旋转卡壳,是利用凸包性质来求解凸包最长点对的线性算法,我们逐渐改变每一次方向,然后枚举出这个方向上的踵点对(最远点对),类似于用游标卡尺卡着凸包旋转一周,答案就在这其中的某个方向上. 直接暴力和旋转卡壳速度对比(仅此题) #include <queue> #include <cmath> #include <cstdio> #include <cstring> #include <cstdlib> #inc…

链接: http://poj.org/problem?id=2187 http://acm.hust.edu.cn/vjudge/contest/view.action?cid=22013#problem/E Beauty Contest Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 24254   Accepted: 7403 Description Bessie, Farmer John's prize cow, h…

旋转卡壳求凸包的直径的平方 板子题 #include<cstdio> #include<vector> #include<cmath> #include<algorithm> using namespace std; struct Point { int x, y; Point(int x=0, int y=0):x(x),y(y) { } }; typedef Point Vector; Vector operator - (const Point&…

旋转卡壳求凸包直径. 参考:http://www.cppblog.com/staryjy/archive/2010/09/25/101412.html #include <cstdio> #include <cmath> #include <algorithm> using namespace std; << ; struct Point { int x, y; Point( , ):x(x), y(y) { } }; typedef Point Vecto…

[HNOI2007]最小矩形覆盖 Time Limit: 10 Sec  Memory Limit: 162 MBSec  Special JudgeSubmit: 2081  Solved: 920[Submit][Status][Discuss] Description 给定一些点的坐标,要求求能够覆盖所有点的最小面积的矩形, 输出所求矩形的面积和四个顶点坐标   Input 第一行为一个整数n(3<=n<=50000) 从第2至第n+1行每行有两个浮点数,表示一个顶点的x和y坐标,不用科…

Triangle Time Limit: 3000MS   Memory Limit: 30000KB   64bit IO Format: %I64d & %I64u Submit Status Description English Vietnamese Given n distinct points on a plane, your task is to find the triangle that have the maximum area, whose vertices are from…

题目链接:http://poj.org/problem?id=2187 Time Limit: 3000MS Memory Limit: 65536K Description Bessie, Farmer John's prize cow, has just won first place in a bovine beauty contest, earning the title 'Miss Cow World'. As a result, Bessie will make a tour of…