#include<stdio.h>
#define PI 3.141592653589793
struct cylinder{
    int radius;
    int heigth;
};
int main(){
    struct cylinder c1;
    int r=c1.radius;
    int h=c1.height;
    scanf("%d",&r);
    (scanf("%d",&h);
    if(r<= 0 || h<=0){
        printf("Invalid input");
        return 0;
    }
    float surfaceArea = 2 * PI * r *
    (r + h);
    float volume = PI * r * r * h;
    printf("Surface Area: %.2f\n",surfaceArea);
    printf("volume: %.2f",volume);
}