Draw a closed loop which connects the midpoints of adjacent cells. It has to use each empty cell exactly once. In those with a mark, the loop has to cross itself. The stations (indicated by letters) have to be travelled in the following order: ...-I-M-O-B-R-E-M-E-N-... The loop may not change direction in stations.
Solution code: number of 90°-turns
on 11. January 2023, 04:15 by TJReds
penpa link: https://tinyurl.com/2f26nmvj
(with answer check)
on 30. January 2022, 11:32 by jiayo48
Link to play on penpa: https://tinyurl.com/3pret437
on 2. September 2021, 13:01 by uvo_mod
Label "Wegerätsel" entfernt.