地址:http://poj.org/problem?id=1329 题目: Circle Through Three Points Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 3970   Accepted: 1667 Description Your team is to write a program that, given the Cartesian coordinates of three points on…

Circle Through Three Points Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 4112   Accepted: 1712 Description Your team is to write a program that, given the Cartesian coordinates of three points on a plane, will find the equation of the…

题目链接:http://poj.org/problem?id=1329 输出很蛋疼,要考虑系数为0,输出也不同 #include<cstdio> #include<cstring> #include<cmath> #include<iostream> #include<algorithm> #include<queue> using namespace std; ; const double PI = acos(-1.0); cons…

题链: http://poj.org/problem?id=1329 题解: 计算几何,求过不共线的三点的圆 就是用向量暴力算出来的东西... (设出外心M的坐标,由于$|\vec{MA}|=|\vec{MB}|=|\vec{MC}|$,可以解出M点坐标.) 代码: #include<cmath> #include<cstdio> #include<cstring> #include<iostream> using namespace std; const…

题目链接:http://poj.org/problem?id=1329 #include<cstdio> #include<cmath> #include<algorithm> #include<iostream> #include<cstring> using namespace std; typedef long long ll; ; int sgn(double x) { ; ? - : ; } struct Point{ double x…

题目链接 抄的外心模版.然后,输出认真一点.1Y. #include <cstdio> #include <cstring> #include <string> #include <cmath> #include <algorithm> using namespace std; #define eps 1e-8 struct point { double x,y; }; struct line { point a,b; }; point inte…

Circle Through Three Points Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 20000/10000K (Java/Other) Total Submission(s) : 35   Accepted Submission(s) : 8 Problem Description Your team is to write a program that, given the Cartesian coordinat…

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https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&category=20&page=show_problem&problem=1709 在一个周长为10000的圆上等距分布着n个雕塑.现在又有m个新雕塑加入(位置可以随意放),希望所有n+m个雕塑在圆周上均匀分布.这就需要移动其中一些原有的雕塑.要求n个雕塑移动的总距离尽量小. 2<=n<=1000, 1<…