Logic Masters Deutschland e.V.

The Usurper

(Published on 15. April 2024, 02:09 by KMD)

Hello, Kennet's Dad here. This puzzle began two years ago, and not until recently, having improved as a solver and setter, was I able to bring the puzzle to this, deleting a lot of unnecessary clues and rules along the way. Let me know how you fare in the comments.

Rules:

  • Every row and column must include the digits 1-9 once each.
  • All cages must sum to the same total; digits may not repeat in cages.
  • Digits a king's move apart in chess must not contain the same digit.

Solve using Sven's Sudokupad

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Solution code: row 3 followed by row 6, left to right, no spaces

Last changed on on 15. April 2024, 12:14

Solved by jalebc, StefanSch, Bjd, fuxia, Snookerfan, Dentones, SKORP17, bansalsaab, Gramor, OhHeyGuysItsMax, steperlich, mse326, SudokuHero, SirWoezel, ridesdragons, akamchinjir, hoopsie, sanabas, ... tuturitu, dtoto, jhernandezc, Stargazing Albatross, shteev, Statistica, NikoBurggg, quantumquark1, faisalaak, jojo81gaming, SXH, ManuH, lovely, RafeSafari, krytolandros, Silverstep, PippoForte
Full list

Comments

on 3. October 2024, 12:32 by Silverstep
That was difficult. Thanks for the coloring puzzle.

on 7. May 2024, 01:26 by jojo81gaming
amazing construction!

on 23. April 2024, 03:51 by KMD
Thank you for the comments and all the persistence some had.

on 20. April 2024, 15:29 by Solved647
Probably the hardest puzzle I've personally solved, but includes some really lovely logic. Glad I stuck through to the end.

Last changed on 20. April 2024, 13:04

on 18. April 2024, 19:22 by mikepautov
This is one of the nicest puzzles I've seen!

on 18. April 2024, 16:45 by nordloc
Finally got through it on my 3rd attempt. Lovely puzzle.

on 16. April 2024, 00:27 by SudokuHero
Absolutely brutal and brilliant. I love it.

on 15. April 2024, 12:03 by StefanSch
Nice!

Difficulty:5
Rating:96 %
Solved:51 times
Observed:7 times
ID:000HP8

Variant combination

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Solution code:

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