http://myxride.ru/onlain-instrumenty/tsvetovoi-shifr-onlain/
https://ru.wikipedia.org/wiki/%D0%A4%D0%BE%D0%BD%D0%B5%D1%82%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B8%D0%B9_%D0%B0%D0%BB%D1%84%D0%B0%D0%B2%D0%B8%D1%82_%D0%98%D0%9A%D0%90%D0%9E
https://en.wikipedia.org/wiki/New_York_Point
