请老哥们帮我完成pta求圆

Question

Answer 1

#include<stdio.h>
int main() {
    double r,h,pi=3.14,c1,sa,sb,va,vb;
    scanf("%lf %lf",&r,&h);
    c1=2*pi*r;
    sa=pi*r*r;
    sb=4*pi*r*r;
    va=4*pi*r*r*r/3;
    vb=pi*r*r*h;
    printf("C1=%.2lf\nSa=%.2lf\nSb=%.2lf\nVa=%.2lf\nVb=%.2lf",c1,sa,sb,va,vb);
    return 0;
}