using System;

using System.Globalization;

​

public class Program

{

    public static void Main()

    {

        Console.Write("Enter a two-letter culture code: ");

        string cultureCode = Console.ReadLine();

​

        try

        {

            CultureInfo culture = new CultureInfo(cultureCode);

            string formattedDate = DateTime.Now.ToString("MMMM yyyy", culture);

            Console.WriteLine("Formatted month name: {0}", formattedDate);

        }

        catch (CultureNotFoundException)

        {

            Console.WriteLine("Invalid culture code.");

        }

    }

}

​