The 8th Zhejiang Provincial Collegiate Programming Contest / B - Conic Section

 返回目录

 

代码：

#include<cstdio>#include<cstring>using namespace std;void solve(){if(a!=0&&c!=0&&a==c)printf("circle/n");else if(a!=0&&c!=0&&a!=c&&a*c>0)printf("ellipse/n");else if((a==0&&c!=0&&d!=0)||(a!=0&&c==0&&e!=0))printf("parabola/n");else if(a!=0&&c!=0&&a!=c&&(a*c)<0)printf("hyperbola/n");}double a, b, c, d, e, f;int main(){int t;scanf("%d", &t);while(t--){scanf("%lf%lf%lf%lf%lf%lf", &a, &b, &c, &d, &e, &f);solve();}}