public struct Point
{
       public int X { get; set; }
       public int Y { get; set; }
}
namespace ConsoleApplication
{
        class Program
        {
               static void Main(string[] args)
               {
                      var points = new Point[1];
                      var point = points[0];
                      point.X = 10;
                      Console.WriteLine(points[0].X);
               }
        }
}