#include<stdio.h>
  #define PI 3.14
  main()
  {
   float r,h,a,b,c,d,e;
   scanf("%f%f",&r,&h);
   a=2*PI*r;
   b=PI*r*r;
   c=4*PI*r*r;
   d=4.0/3*PI*r*r*r;
   e=b*h;
   printf("C1=%.2f\n",a);
   printf("Sa=%.2f\n",b);
   printf("Sb=%.2f\n",c);
   printf("Va=%.2f\n",d);
   printf("Vb=%.2f\n",e);
  }
/**************************************************************
	Problem: 1270
	User: admin
	Language: C
	Result: Accepted
	Time:8 ms
	Memory:1144 kb
****************************************************************/