using System;

public class Program

{

    public static void Main()

    {

        var x1 = double.Parse(Console.ReadLine());

        var y1 = double.Parse(Console.ReadLine());

        var x2 = double.Parse(Console.ReadLine());

        var y2 = double.Parse(Console.ReadLine());

        var width = Math.Max(x1, x2) - Math.Min(x1,x2);

        var height = Math.Max(y1,y2) - Math.Min(y1,y2); 

        Console.WriteLine("Rectangle area = " + width * height);

        Console.WriteLine("Rectangle perimeter = " + 2*(width + height));

    }

}