Logic Masters Deutschland e.V.

Liars. Liars Everywhere.

(Published on 10. December 2025, 19:40 by SennyK)

Liars. Liars Everywhere.

Another puzzle for Scojo's prompt with row/column indexers and liars this time :-)
My difficulty estimation is 3.5*
I hope you will enjoy and I would be really grateful for all the comments and ratings.

Normal sudoku rules apply.

Row & Column Indexers: Digits placed in cells with double arrows pointing left-right and up-down indicate both the position of the corresponding column number in that row and the position of the corresponding row number in that column. Those are always truth-tellers.

Liars: For each of listed below constraint types (excluding row/column indexers), exactly half of clues is not correct (e.g., exactly 2 of 4 quadruples are missing at least one of the specified digits from its surrounding cells).

Diagonal: Digits along the marked blue diagonals must not repeat.

Arrow: Digits along an arrow sum to the number in the attached circle.

Thermometer: Digits along a gray thermometer increase from bulb to tip.

Quadruples: Digits in a circle must appear within the four surrounding cells.

White kropki dots: Digits in cells joined by a white dot are consecutive.

Black kropki dots: Digits in cells joined by a black dot are in a 1:2 ratio (i.e., one digit will be double the other).

X: Digits in cells joined by an X sum to 10.

V: Digits in cells joined by a V sum to 5.

SudokuPad Link

If you liked this puzzle, I recommend trying out my other puzzles :-)

Solution code: Second (2nd) row of the grid from left to right.

Last changed on on 13. September 2026, 15:18

Solved by War, SKORP17, gdc, alexstrf, illegel, gigglingCaduceus, SPring, gfoot, Counterfeitly, Scojo, palpot, aqjhs, Isael, Cascade, MaxSmartable, strangelyinsane, bellaquill, laquartetfan, Luaryo, Bimatalajati, ikaikaw, Drawoon, BeeBoi, BabyfacedBard, booteskey, NEWS, snowbaby, Zzzzz..., widjo, lmdemasi, ryugane, kangaroo, ly_ra17
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Comments

on 21. June 2026, 19:55 by lmdemasi
Missed this when it first came out, but great liars puzzle Senny!

on 12. December 2025, 14:33 by gfoot
Very good, I wasn't sure what to put as the difficulty rating as I found it quite hard to fully break in, but it was much easier after that point

Difficulty:4
Rating:89 %
Solved:33 times
Observed:3 times
ID:000QHT

Variant combination Online solving tool

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Solution code:

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