#include <stdio.h>
#include <math.h>
int main()
{
float h,r,l,s,sq,vq,sh;
float pi=3.1415926;
printf ("请输入圆半径r,圆柱高h:\n");
scanf ("%f,%f",&r,&h);
l=2*pi*r;
s=r*r*pi;
sq=4*r*r*pi;
vq=3.0/4.0*r*r*r*pi;
sh=r*r*pi*h;
printf ("圆周长为: l=%.2f\n",l);
printf ("圆面积为: s=%.2f\n",s);
printf ("圆球面积为:sq=%.2f\n",sq);
printf ("圆球体积为:vq=%.2f\n",vq);
printf ("圆柱体积为:sh=%.2f",sh);
return 0;
}