DLLTestirovanie/Program.cs

using DllforTesting;

namespace TestDll2
{
    internal class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine(Class1.CheckMark("A123BX152"));
            Console.WriteLine(Class1.GetNextMarkAfter("A123BX152"));
            Console.WriteLine(Class1.GetNextMarkAfterInRange("A123BX152", "A111BX152", "A555BX152"));
            Console.WriteLine(Class1.GetCombinationsCountInRange("A111BX152", "A555BX152"));
        }
    }
}