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查询Tags标签: 2Lf,共有 3条记录
  • poj 1665(水题,简单计算)

    #include<iostream> #include<cstdio> using namespace std; #define PI 3.1415927 int main(){double d,r,t,ansl,ansspd;int kase = 1;while(scanf("%lf%lf%lf",&d,&r,&t)==3&&r!=0){ansl = PI*d*r/12/5280;ansspd = ansl/(t…

    2021/7/30 6:08:55 人评论 次浏览
  • poj 1665(水题,简单计算)

    #include<iostream> #include<cstdio> using namespace std; #define PI 3.1415927 int main(){double d,r,t,ansl,ansspd;int kase = 1;while(scanf("%lf%lf%lf",&d,&r,&t)==3&&r!=0){ansl = PI*d*r/12/5280;ansspd = ansl/(t…

    2021/7/30 6:08:55 人评论 次浏览
  • 计算几何模板

    using namespace std; typedef long double ld; const ld eps = 1e-8; const int N = 50009; struct Point {ld x, y;Point(ld X = 0, ld Y = 0) { x = X, y = Y; }Point operator-(Point a) { return Point(x - a.x, y - a.y); }Point operator+(Point a) { return Poin…

    2021/4/22 18:55:12 人评论 次浏览
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