using System;

using System.Text.Json;

using System.Text.Json.Serialization;

public class Program

{

    public static void Main()

    {

​

        var num = Ulid.Parse("010101TPQZTG46AVX665CT0EW4");

        var letter = Ulid.Parse("OLOLOLTPQZTG46AVX665CT0EW4");

        Console.WriteLine(num);

        Console.WriteLine(letter);

        Console.WriteLine(num == letter ? "Equal" : "Not Equal");

    }

}