къде ми е грешката сил ву пле
using System.Text;
using System.Threading.Tasks;
namespace _2D_Restangle_Area
{
    class Program
    {
        static void Main(string[] args)
        {
            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.Abs(x2 - x1);
            var heignt =Math.Abs(y2 - y1);
            var area = width * heignt;
            var perimetres = 2 * (width + heignt);
            Console.WriteLine("Restangle area=" + area);
            Console.WriteLine("Restangle Perimetres=" + perimetres);
        }
    }
}
да разбрах,мерси