
计算几何
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计算几何模板一(点、线段、直线)
#include#include#include#includeusing namespace std;#define Sgn(x) (((x)<0)?(-1):(1))#define eps 1e-8#define INF 1e10#define Pi (acos(-1.0))double Deg2Rad(double deg) {return (deg*Pi/180.0);}原创 2017-02-11 23:36:12 · 637 阅读 · 0 评论 -
计算几何模板四(多边形)
计算几何模板四(多边形)#include#include#include#include#include#includeusing namespace std;#define Sgn(x) (((x)<0)?(-1):(1))#define eps 1e-8#define INF 1e10#define Pi (acos(-1.0))double Deg2Rad(原创 2017-02-17 10:22:01 · 554 阅读 · 0 评论 -
FZU2273-Triangles
TrianglesThis is a simple problem. Given two triangles A and B, you should determine they are intersect, contain or disjoint. (Public edge or point are treated as intersect.)Input First line contains原创 2017-08-23 11:01:44 · 396 阅读 · 0 评论 -
HDU6127-Hard challenge
Hard challengeTime Limit: 4000/2000 MS (Java/Others) Memory Limit: 524288/524288 K (Java/Others) Total Submission(s): 345 Accepted Submission(s): 120Problem Description There are n points on th原创 2017-08-15 20:32:38 · 912 阅读 · 3 评论 -
HDU5533 Dancing Stars on Me
Dancing Stars on MeTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others) Total Submission(s): 1271 Accepted Submission(s): 702Problem Description The sky was brushe原创 2016-09-28 17:30:22 · 466 阅读 · 0 评论 -
HDU6097-Mindis
MindisTime Limit: 6000/3000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 2678 Accepted Submission(s): 524 Special JudgeProblem Description The center coordin原创 2017-08-13 10:30:09 · 578 阅读 · 0 评论 -
HDU1007-Quoit Design&POJ3714-Raid(最近点对问题)
Quoit DesignTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 53084 Accepted Submission(s): 13992Problem Description Have you ever played qu原创 2017-05-29 18:43:42 · 562 阅读 · 0 评论 -
用分治法解决最近点对问题
算法实验://最接近点对#include<iostream>#include<cstdlib>#include<fstream>#include<algorithm>#include<iomanip>#include<map>#include<cmath>#include<ctime>using namespace std ;const int MAXN=1e6+10;cons原创 2017-05-29 17:42:37 · 1438 阅读 · 0 评论 -
计算几何模板三(三角形)
计算几何模板三(三角形)#include#include#include#includeusing namespace std;#define Sgn(x) (((x)<0)?(-1):(1))#define eps 1e-8#define INF 1e10#define Pi (acos(-1.0))double Deg2Rad(double deg) {retur原创 2017-02-12 01:45:39 · 932 阅读 · 0 评论 -
计算几何模板二(矩形、圆)
计算几何模板二(矩形、圆)#include#include#include#includeusing namespace std;#define Sgn(x) (((x)<0)?(-1):(1))#define eps 1e-8#define INF 1e10#define Pi (acos(-1.0))double Deg2Rad(double deg) {retu原创 2017-02-12 01:20:59 · 492 阅读 · 0 评论 -
计算几何(白书)
二维几何基础#include&amp;amp;amp;amp;lt;bits/stdc++.h&amp;amp;amp;amp;gt;using namespace std;const int MAXN = 1e5+5;const int INF = 0x3f3f3f3f;const double eps = 1e-8;const double PI = acos(-1.0);/**atan2(y,x)返回反正切值,[-PI,PI]弧度,求极...转载 2018-08-12 13:52:39 · 570 阅读 · 0 评论