Liar Spiral
(Published on 29. May 2022, 13:01 by Niverio)
- Normal Sudoku rules apply.
- All clue types are standard, however, exactly one instance of every clue type is lying to you! It is up to you to figure out which clues are lying.
- Outside clues are Numbered Rooms clues.
Detailed Constraint Explanations: All of the clues below has exactly one liar in the puzzle.
Arrow: Digits along an arrow sum to the digit in the arrow circle.
Black Kropki: Adjacent digits along a black dot have a ratio of 1:2.
Even: Cells with a gray square have even digits.
German Whispers: Adjacent digits along a green German Whispers line has to have a difference of at least 5.
Numbered Rooms: Clues outside the grid indicate the digit which has to be placed in the Nth cell in the corresponding direction, where N is the digit placed in the first cell in that direction.
Odd: Cells with a gray circle have odd digits.
Quadruple: Digits in a white circle must appear in the four surrounding cells. For a Quadruple clue to be correct, all digits in the clue must satisfy this condition.
Renban: Cells along a purple Renban line must have consecutive digits.
Thermometer: Digits along a thermometer must increase from the bulb end.
V: Cells along a V must sum to 5.
White Kropki: Cells connected by a white dot have to be consecutive.
X: Cells along an X must sum to 10.
Puzzle Links: Solve in F-Puzzles or in the CtC Software with answer check
Solution code: Row 5 followed by Column 5 (No commas or spaces, 18 digits)
Comments
on 19. April 2025, 15:40 by Piatato
Very nice! Clever logic all the way!
on 13. September 2024, 10:34 by Playmaker6174
Quite a doozy first half but overall a very cool and nicely set puzzle x)
on 30. May 2024, 14:59 by Christounet
Super original deduction during the opening sequence ! Gets easier after that, and very fun overall. Thanks :)
on 26. June 2023, 16:11 by vfig
lovely liar puzzle!
on 24. June 2022, 03:26 by DiMono
This was a remarkably smooth puzzle. Lots of rapid deductions right after each other in the early-mid solve. I greatly enjoyed this.
on 22. June 2022, 01:17 by zetamath
Absolutely wonderful construction. Probably my favorite Niverio puzzle to date, and that is a hard title to earn considering some of the other magnificent constructions Niverio has made!
on 22. June 2022, 00:07 by Ragna
My absolut favorite puzzle!
Thank you, Niverio! :-)))
~ That means so much to me, thank you so much!
on 21. June 2022, 06:46 by Crusader175
Wrogn puzzle are always fun to solved. Brilliant puzzle!
on 21. June 2022, 01:51 by SimplePurpleFrog
Beautifully mind-bending logic. Very satisfying to solve.
on 7. June 2022, 00:33 by Vebby
Bamboozling opening with intricate deductions throughout. Amazing construction once again. Thank you Niverio! Had a great time going through your catalogue :D
on 31. May 2022, 19:05 by EnPee
Fantastic puzzle, really enjoyed this! Every deduction felt satisfying and well telegraphed.
on 29. May 2022, 20:26 by KNT
This puzzle is not that hard at all- but this was probably one of my most embarrassingly terrible solves in a long time. Enjoyed the mid-solve a lot.
on 29. May 2022, 17:54 by antiknight
Nice puzzle not too hard if you know where to look ! Cute ending too
on 29. May 2022, 17:18 by JayForty
Extremely clever puzzle! The break-in was tricky but it's a puzzle that keeps on giving and the ending was magnificent!
on 29. May 2022, 13:12 by Niverio
Forgot to add White Kropki to constraint explanations.
