简单的旋转卡壳题目 以每一条边作为基础,找到那个最远的对踵点,计算所有对踵点的点对距离 这里求的是距离的平方,所有过程都是int即可 #include <iostream> #include <cstdio> #include <cstring> #include <cstdlib> #include <cmath> #include <algorithm> using namespace std; #define N 50010 #…

Most Distant Point from the Sea Time Limit: 5000MS   Memory Limit: 65536K Total Submissions: 3640   Accepted: 1683   Special Judge Description The main land of Japan called Honshu is an island surrounded by the sea. In such an island, it is natural t…

题意:给你n个点的坐标.求一条直线最多能穿过多少个点. 思路:枚举(n^2)+求斜率+排序 (复杂度n^2logn)大功告成 //By: Sirius_Ren #include <cmath> #include <cstdio> #include <cstring> #include <algorithm> using namespace std; int n,maxx;double s[705]; struct line{int x,y;}a[705];…

题目大意: 求最远点对距离 求凸包上的最远点对 挑战263页 #include <cstdio> #include <string.h> #include <algorithm> #include <vector> #include <cmath> using namespace std; ; ; int n; double add(double a,double b) { ; return a+b; } struct P { double x,…

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…

Beauty Contest Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 26180   Accepted: 8081 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, Bess…

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&…

/* poj 2187 Beauty Contest 凸包:寻找每两点之间距离的最大值 这个最大值一定是在凸包的边缘上的! 求凸包的算法: Andrew算法! */ #include<iostream> #include<cstdio> #include<cstring> #include<algorithm> using namespace std; struct Point{ Point(){} Point(int x, int y){ this->…

题目链接:http://poj.org/problem?id=2187 旋转卡壳算法:http://www.cppblog.com/staryjy/archive/2009/11/19/101412.html 或 http://cgm.cs.mcgill.ca/~orm/rotcal.frame.html #include<cstdio> #include<cstring> #include<cmath> #include<iostream> #includ…

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…