using System;

public class Program

{

    public static void Main()

    {

        //User input

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

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

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

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

        //Calc

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

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

        //Output

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

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

    }

}