.

/* Program to compute the area of a circle */

class P15
{
    public static void main(String args[])
    {
        double pi,r,a;

        r=10.8;     //radius of circle
        pi=3.1416;    //pi, approximately
        a = pi*r*r;      //compute area

        System.out.println(" Area of circle is :"+a);
    }
}