c#操作符

class Program
    {
        public static void Main(string[] args)
        {
            Console.WriteLine("Hello World!");
            
            // TODO: Implement Functionality Here
            Piont p1=new Piont(3);
            Piont p2=new Piont(1);
            var p3=p1+p2;
            Console.WriteLine("p3 . . . "+p3.x);
            Console.WriteLine("Press any key to continue . . . ");
            Console.ReadKey(true);
        }
    }
    public class Piont
    {
       public  int x=0;
        public Piont(int x)
        {
            this.x=x;
        }
        public static Piont  operator + (Piont p1,Piont p2)
        {
            return new Piont(p1.x+p2.x);
        }     
    }