генерация лабиринта

 https://www.youtube.com/watch?v=0RFy3afgtJU&ab_channel=%D0%A3%D1%87%D0%B8%D1%82%D0%B5%D0%BB%D1%8C%D0%90%D0%BD%D1%82%D0%BE%D0%BD%D0%9D%D0%B5%D1%81%D1%8E%D1%82%D0%B8%D0%BD