Logic Masters Deutschland e.V.

Umpteen

(Published on 26. February 2026, 05:30 by NicoD)

Umpteen by Nicolas Duhail.

Rules
Normal sudoku rules apply.
Box borders divide each blue line into segments with the same sum.

Play this puzzle on SudokuPad

Solution code: Column 8

Last changed on on 26. February 2026, 10:00

Solved by avishai, zonny, itsfysh, jalebc, brskri, SirWoezel, Snookerfan, Krisonium, Bjd, mihel111, zeniko, tuturitu, lianarox, Silentdodo, SKORP17, pepe74287, idanz, zlotnleo, L00ping007, Exigus, by81996672, ... polcat, karlmortenlunna, SocratesRanz, YoshiKyon, Julianl, Jesper, OGRussHood, Uhu, paranoid, Chelo, SXH, mezkur7, Zzzzz..., snowbaby, TheCutmaster, lmdemasi, valle1124, Corey115, kangaroo
Full list

Comments

on 28. February 2026, 11:58 by AngusWBA
Great puzzle, thanks!

on 28. February 2026, 10:28 by AngusWBA
Great puzzle, thanks!

on 28. February 2026, 00:28 by AngusWBA
Great puzzle, thanks!

on 27. February 2026, 01:31 by Exigus
Great use of region sums. Thanks!

on 26. February 2026, 12:07 by Snookerfan
Such a great puzzle among all your other gems! Thanks so much.

on 26. February 2026, 10:45 by brskri
I like that this puzzle doesn't give up once you've got the break-in. It keeps up its challenge as you resolve the final lines. Nice!

on 26. February 2026, 10:00 by NicoD
Edit: fixed link.
Sorry for the inconvenience.

Last changed on 26. February 2026, 10:00

on 26. February 2026, 08:35 by gdc
@NicoD: The link currently contains an editing url (sudokumaker).
--
ND: Sorry, I fixed it now.

on 26. February 2026, 07:57 by zonny
It would be harder if the link wasn't too a solved version! :D

on 26. February 2026, 07:22 by avishai
Fun and thinky! Thank you! (Heads up that the link currently goes to SudokuMaker)

on 26. February 2026, 06:38 by itsfysh
the links currently link to SudokuMaker.

Difficulty:4
Rating:92 %
Solved:55 times
Observed:4 times
ID:000RMY

Enter solution

Solution code:

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