public static void Main()
Console.WriteLine("1.00:00:00 -> " + TimeSpan.Parse("1.00:00:00").TotalHours);
Console.WriteLine("02:00:00 -> " + TimeSpan.Parse("02:00:00").TotalHours);
Console.WriteLine("24:00:00 -> " + TimeSpan.Parse("24:00:00").TotalHours);