Logic Masters Deutschland e.V.

Flexible Killer

(Published on 6. June 2025, 10:57 by Neb)

  • Normal sudoku rules apply: Place the digits 1 to 9 once each in every row, column, and 3x3 box.
  • Unique Killer Cages: Within a cage, digits don't repeat and they must sum to the small number written in the top left of that cage. Additionally no digit may be used more than once among all the cages of the same sum, even if that sum is not explicitly given.
  • Play on SudokuPad

Solution code: Row 1, left to right


Solved by StefanSch, Bjd, Pierr3, Balshoj, idanz, Ragna, rameshsrivats, mihel111, SKORP17, Joyofrandomness, SocratesRanz, MB_Cyclist, Sonki, Snookerfan, Dentones, Chishiri, AvonD, Bankey, zuzanina, bansalsaab, ... Fizz, scushuaishuai, kriskos, blueberrypug, selador31, misko, paranoid, saturnic, steperlich, Vodakhan , egglet, Birte, ManlyPebbles, abed hawila, zonka, PsychedelicCreature, Llamaths, littlebluue
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Comments

Last changed on 7. June 2025, 13:33

on 7. June 2025, 13:32 by Ramez
This is a brilliant puzzle with an amazing use of the unique constraint that results in beautiful deductions all the way through.

on 7. June 2025, 11:00 by Exigus
That was an amazing use of the unique constraint. Thanks!

on 6. June 2025, 22:48 by Bankey
Fun puzzle. Thanks, @ Neb :).

on 6. June 2025, 20:02 by Snookerfan
Incredibly good puzzle! The unique constraint is used in so many lovely ways, it's simply stunning. Thank you

on 6. June 2025, 17:51 by mihel111
Beautiful path. Very well done.

on 6. June 2025, 14:43 by Ragna
Wonderful FUN puzzle! Thank you. :-)

Difficulty:4
Rating:94 %
Solved:52 times
Observed:2 times
ID:000NO9

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