Extract a timestamp from a TikTok ID.

TikTokTimeTaker.cs

class Program
{
    static void Main()
    {
        Console.WriteLine("Enter tiktok ID");
        ulong id = ulong.Parse(Console.ReadLine());

        ulong shifted = id >> 32;
        var date = DateTime.UnixEpoch.AddSeconds(shifted);

        Console.WriteLine("Tiktok was posted on " + date);
    }
}