How to check given no is even or odd in c#.

Here i am explaining simple c# program to check even or odd no.

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace EvenOrOdd

{

    class Program

    {

        static void Main(string[] args)

        {

            Console.WriteLine("Check the Enter No is even or odd");

            Console.Write("Enter the no:");

            int n = Convert.ToInt32(Console.ReadLine());

            if(n<0)

            {

                Console.Write("You have enter negative no. Sorry...");

            }

            else if (n % 2 == 0)

            {

                Console.Write("Entered no is even.");

            }

            else

            {

                Console.Write("Entered no is odd.");

            }

            Console.ReadKey();

        }

    }

}

debug the code and run.