public class ComputeArea2 {
    public static void main(String[] args) {
	final double PI = 3.14159;
	double radius;
	double area;
		  
	radius = 20;
	area = radius * radius * PI;
		  
	System.out.println("The area for a circle with radius " +
		      radius + " is " + area);
    }
}