static void oldTest()
{
//prepare cross board
ICrossBoard cb = new CrossBoard();
CreateCross(cb);
var dict = new Dictionary("../../../dict/cz", cb.MaxWordLength);
cb.Preprocess(dict);
CrossPattern cp = cb.GetCrossPattern(32);
CrossTransformation trans = cp.TryFill(null, "ADELAVOJTAHELA".AsSpan(), dict); //length 14
trans.Transform(cp);
}