asdsad

class  Main
{
    public static void main(String[]args)
    {
            System.out.print(new TestDriver(2.00).volume());
            System.out.print(new TestDriver(2.00).area());
        }

}
class TestDriver implements Shape
{
    final double pi=3.14159;
        double r;
    public  TestDriver(double r)
    {
        this.r=r;
    }
        @Override
    public double   volume()
    {
        return 0.75*pi*Math.pow(r,3);
    }
         @Override
    public double  area()
    {
        return 4*pi*Math.pow(r,2);
    }
}

interface Shape
{
    double  volume();
    double  area();
}