using System;

namespace _2D_Rectangle_Area
{
    class Program
    {
        static void Main(string[] args)
        {
            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 area = Math.Abs((x1 - x2) * (y2 - y1));
            double perimeter = Math.Abs(2 * ((x1 - x2) + (y2 - y1)));

            Console.WriteLine($"{area:f2}");
            Console.WriteLine($"{perimeter:f2}");

        }
    }
}