using System;

using System.Linq;

using System.Globalization;

public class Program

{

    public static void Main()

    {

        if (DateTime.TryParseExact("20201230", "YYYYMMDD", CultureInfo.InvariantCulture, DateTimeStyles.None, out var result)){

        Console.WriteLine("Parsed" + result.ToString());

        }

        Console.WriteLine("Done");

    }

}