Constructor - Techs

using System;
using System.Collections.Generic;
using System.Collections;
using System.Linq;
using System.Text;
 
namespace ConsoleApplication03
{
    class Program
    {
        public Program()
        {
            Console.WriteLine("instance constructor");
        }
 
        static Program()
        {
            Console.WriteLine("static constructor");
        }
    }
 
    class Demo
    {
        static void Main()
        {
            Program ob = new Program();
        }
    }
 
}