> 帮我看一下那里错了，谢谢,提交上去说Wrong Answer.
> #include<stdio.h>
> #include<math.h>
> 
> float distance_fun(int x0,int y0,int z0,int x1,int y1,int z1);//求两点之间的距离
> 
> int main()
> {
> 	int i,j;//循环用变量
> 	int n;//Number Of Provences
> 	int m;//Number Of Cities
> 	float a,b,c,d,x[4],y[4],z[4];
> 	float sum_x=0,sum_y=0,sum_z=0;//坐标和
> 	float ave_x=0,ave_y=0,ave_z=0;//重心
> 	float distance=0;
> 	scanf("%f %f %f %f",&a,&b,&c,&d);
> 	scanf("%d",&n);
> 	for(i=0;i<n;i++)
> 	{
> 		scanf("%d",&m);
> 
> 			for(j=0;j<m;j++)
> 			{
> 				scanf("%f %f %f",&x[j],&y[j],&z[j]);
> 			}
> 			
> 			for(j=0;j<m;j++)
> 			{
> 				sum_x += x[j];
> 				sum_y += y[j];
> 				sum_z += z[j];
> 			}
> 			
> 			ave_x = sum_x/3;
> 			ave_y = sum_y/3;
> 			ave_z = sum_z/3;
> 			
> 			for(j=0;j<m;j++)
> 			{
> 				distance += distance_fun(ave_x,ave_y,ave_z,x[j],y[j],z[j]);
> 			}
> 
> 			printf("Province # %d : %.2f\n",i+1,distance);
> 		
> 
> 	}
> 	return 0;
> }
> 
> float distance_fun(int x0,int y0,int z0,int x1,int y1,int z1)
> //求两点之间的距离
> {
> 	float dis;
> 	dis=sqrt((x0-x1)*(x0-x1)+(y0-y1)*(y0-y1)+(z0-z1)*(z0-z1));
> 	return dis;
> }

• Re:提交上去说答案错误。 (27) Mandolin23 2010-03-31 17:58:04