Before revision:  Even more, using this result we find also the limit of the iteration procedure of the maxmin transformation thus answering a question proposed earlier by Durante, Omladic, Orazem, and Ruzi\'{c}.
After revision:  (2) Using this result we find also the limit of the iteration procedure of the maxmin transformation thus answering a question proposed earlier by Durante, Omladic, Orazem, and Ruzi\'{c}.