using System;

public class Program

{

    public static void Main()

    {

        ShowDateTime(DateTime.UtcNow);

        ShowDateTime(DateTime.Now);

    }

    static void ShowDateTime(DateTime dateTime)

    {

        Console.WriteLine(dateTime.Kind);

        Console.WriteLine(dateTime.ToString("o"));

        Console.WriteLine(dateTime.ToString("r"));

        Console.WriteLine(dateTime.ToString("s"));

        Console.WriteLine(dateTime.ToString("u"));

        Console.WriteLine();

    }

​

}