program to explain get set accessories

using System;
 
namespace Example2
{
  class input
   {
     private static int num1, num2, result;
     public void add()
      {
        result = num1 + num2;
        Console.WriteLine("\n\nAdd = {0}", result);
        Console.ReadLine();
      }
 
     // Creating property for storing value in num1
     public int Number1
      {
        get
         {
           return num1;
         }
        set
         {
           num1 = value;
         }
      }
 
     // Creating property for storing value in num2
     public int Number2
      {
        get
         {
           return num2;
         }
        set
         {
           num2 = value;
         }
      }
   }
 
  class Program
   {
     static void Main(string[] args)
      {
        input inp = new input();
        Console.Write("Enter number 1st:\t");
        inp.Number1 = Convert.ToInt32(Console.ReadLine());
 
        Console.Write("Enter number 2nd:\t");
        inp.Number2 = Convert.ToInt32(Console.ReadLine());
 
        inp.add();
      }
   }
}