using System;

public class Program

{

    public static void Main()

    {

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

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

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

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

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

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

        Console.WriteLine("Area = {0}", width * height);

        Console.WriteLine("Perimeter = {0}", 2 * (width * height));

    }

}