using System;

using System.Text;

using System.Globalization;

public class Program

{

    public static void Main()

    {

        DateTime d = DateTime.ParseExact("20160803T0509+0100", "yyyyMMddTHHmmzzz", CultureInfo.CurrentCulture);

        Console.WriteLine(d);

        Console.WriteLine(d.ToString("yyyyMMddTHHmmzzz"));

    }

}