TwoDRectangleArea - Chapter 2.0

//Task 007, Chapter 2.0
using System;

public class TwoDRectangleArea
{
    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 = " + width * height);
        Console.WriteLine("Perimeter = " + 2 * (width + height));
    }
}