用函数cylinder (r,h )计算圆柱体的体积.
哪位高手能帮我看看我这里到底出了什么错!
#include
int main()
{
double h,r,v;
double cylinder(double r,double h);
printf("Enter r and h");
scanf("%f%f",&r,&h);
v=cylinder(r,h);
printf("v=%3.f\n",v);
return 0;
}