Hello World

C# Hello World

#region UsingDemo
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
#endregion


namespace demo
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("The frist app in Beginning C# Programming!");
            Console.ReadKey();
        }
    }
}