#include<stdio.h>
#define PI 3.141526535589793
struct cyclinder{
    int radius;
    int height;
}
    
int main()
{
    struct cyclinder c1;
    int r=c1.radius;
    int h=c1.height;
    scanf("%d %d",&r,&h);
    if(r<=0 || h<=0)
    {
        printf("Invalid input");
        return 0;
    }    
    float surface =2* PI * r * h+(2*PI*r*r);
   float volume =PI * r* r * h;
    printf("Surface Area: %.2f\n", surface);
    printf("volume: %.2f", volume);
    return 0;
}