// Example illustrating arithmetic operators and conversions 
// between data types.

// Given the radius, compute the circumference and
// the area of a circle.

import java.util.Scanner;

class Circle2 {

   public static void main(String[] args) {
     
     float radius;
     float circumference;
     float area;

     Scanner scan = new Scanner(System.in);
        
   // prompt for input datum -- the radius

     System.out.print ("Enter radius: ");
     System.out.flush();

     radius = scan.nextFloat();

   // calculate circumference and area
	
     circumference = (float) (2 * Math.PI * radius);
     area = (float) (Math.PI * radius * radius);

   // display results

      System.out.println("Statistics of Circle: ");
      System.out.println("----------------------");
      System.out.println("Radius        " + radius);
      System.out.println("Circumference " + circumference);
      System.out.println("Area          " + area);
   }
}