Partition the diagram along the grid lines into galaxies. Each galaxy must contain exactly one circle and is point symmetric to that circle.
Solution code: For each row give the number of different galaxies
on 16. August 2021, 00:43 by zhergan
Tags revision..
on 24. May 2021, 00:48 by SudokuExplorer
Wonderful series! I keep on learning something new, thanks! :-)
@SudokuExplorer: Thanks for your kind words. I'm glad you liked the series..
on 5. September 2012, 20:22 by Ours brun
Very nice puzzle with unusual shapes, just like puzzle III. Thank you Zafer.