Rules:
Normal sudoku rules apply.
In addition to the normal regions:
(1) every 3x3 box between rows 2 and 8 (inclusive) that doesn't include R5C4 and R5C6 is also a region containing the numbers 1-9
(2) each type of clue is a region containing the numbers 1-9 (i.e. the Dutch Whispers line is one region and the two thermometers combine to form another region
Solution code: Row 9 from left to right (9 digits in total)
on 20. August 2025, 08:50 by lakreiss
fixed some formatting
on 20. August 2025, 08:49 by lakreiss
Added a version without regions drawn, since they look a bit cluttered
on 19. August 2025, 22:46 by Rockon101000
Lovely flow and solution. The pallet of greys makes reading the pencil markings somewhat challenging.
Took me 26:17
on 19. August 2025, 06:21 by josemadre
Fantastic! I needed colors and letters!
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