// program whick ask the density and the radius of a sphere 
// and print the volume and the mass or the sphere

#include <iostream>
#include <cmath>

using std::cout;
using std::endl;
using std::cin;


int main()
{
  double PI = 3.14159;

  cout << "Radius of the sphere (m): ";
  double radius;
  cin >> radius;
  cout << "Density (Kg/metro cubo): ";
  double density;
  cin >> density;

  double volume = 4./3.*PI*pow(radius,3);
  double mass   = density * volume;

  cout << " The volume of the sphere is : " << volume << endl;
  cout << " The mass of the sphere is   : " << mass  << endl;

  return 0;
}