2105.cpp

杭电 acm部分代码 有兴趣的可以下载 谢谢

#include<stdio.h>
void main()
{
    int n;
    double a,b,c,d,e,f;
    while(scanf("%d",&n)!=EOF&&n!=0)
        while(n--){
            scanf("%lf %lf %lf %lf %lf %lf",&a,&b,&c,&d,&e,&f);
            printf("%.1lf %.1lf\n",(a+c+e)/3,(b+d+f)/3);
        }
}