Static Nested Class Example With Static Method

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Consolepractice
{
    class Program
    {
        public static void Main(string[] args)
        {
            Outer.Inner.msg();//no need to create the instance of static nested class
            Console.ReadKey();
        }
    }
    class Outer
    {
        static int data = 10;
        public static class Inner
        {
            public static void msg()
            {
                Console.WriteLine("data is="+data);
            }
        }
    }
}