using System;

​

public class Program

{

  public static void Main()

  {

   Double radius, area;

    Console.WriteLine("Enter the radius of the circle");  

     radius = Convert.ToDouble(Console.ReadLine());

      area = 3.14 * radius * radius;

      Console.WriteLine("Area of the Circle with radius {0} is {1}", radius,area);

      Console.WriteLine("Press any key to exit"); 

    }

  }