Target Flat Sums
(Published on 17. August 2026, 14:28 by Prof.Dori)
Target Flat Mates
Rules:
A clue X outside the grid indicates the sum of all the digits that appear in its row or column before reaching the target digit X (starting from the end with the clue).
Every 5 in the grid must have a '1' directly above it or a '9' directly below it. It may have both, but it doesn't need both.
Click here to start the puzzle
Solution code: Column 5.
Comments
on 19. August 2026, 16:09 by Flinty
Very nice! :)
on 17. August 2026, 18:06 by JVA
Quite approachable, nice
on 17. August 2026, 17:16 by firespire
Some of the Flat Mates with mathematics are beyond my skill level but this was manageable and with my prior experience of the format this one was a success, thanks.
on 17. August 2026, 14:52 by bboom
No link to an online version?
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Reply: Sorry, I don't know what happened there!
on 17. August 2026, 14:30 by sujoyku
Incredibly smooth puzzle. Thank you, Prof.Dori!
