using System;

public class Program

{

    public static void Main()

    {

            double num1, num2, sum, sum2;

            Console.Write("type the Rib1:- ");

            num1 = double.Parse(Console.ReadLine());

            Console.Write("type the Rib2:- ");

            num2 = double.Parse(Console.ReadLine());

            sum = num1 * 2 + num2 * 2;

            Console.Write("Perimeter is:- ");

            Console.WriteLine(sum);

            sum2 = num1 * num2;

            Console.Write("area is:- ");

            Console.WriteLine(sum2);

    }

}