using System;

public class Program

{

    public static void Main()

    {

        Console.Write("Write the legthes of the ribs of square ");

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

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

        Console.Write("The area is " + num1*num2);

            Console.Write("The perimeter is " + (num1+num2)*2);

    }

}