Put exactly three stars in every row, column and area such that no stars touch each other, not even diagonally.
The grey areas have no special meaning.
Solution code: For every row (top to bottom) the number of columns left of the leftmost star
on 17. August 2021, 16:06 by StefanSch
Das hat Spaß gemacht, Danke!
on 25. July 2021, 13:15 by CJK
Labels den neuen Regeln angepasst
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