using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Program Start");

        int R,a,b;

        Console.WriteLine("Enter The Radius of Circle=");

        R =Convert.ToInt32(Console.ReadLine());

            Console.WriteLine("Enter The Width of Ractrangle=");

        a =Convert.ToInt32(Console.ReadLine());

            Console.WriteLine("Enter The Hight of Ractrangle=");

        b =Convert.ToInt32(Console.ReadLine());

         add(R);

        add(a,b);

       Console.WriteLine("Program End");

        }

      static void add(int n1)

    {

        double temp;

        temp=2*3.14*n1;

        Console.WriteLine("Area Of Circle=" + temp);

    }

    static void add(int n1, int n2)

    {

        int temp;

        temp=n1*n2;

        Console.WriteLine("Area Of Rectangle=" + temp);

    }

}