摘要:        
比较水的题,但是要细心,把情况考虑清楚#include <cstdio>
#include <algorithm>
#include <cmath>
using namespace std;
const int maxn=10000;
const double eps=1e-8;
int n,f[maxn];
double rad;
struct Point
{ double x,y;
};
Point ver[maxn],pel;
double cross(Point a,Point b,Point c,Point d)
{ return (b.x-a.x    阅读全文
posted @ 2013-03-10 15:13
LJ_COME!!!!!
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