Logic Masters Deutschland e.V.

Whirlybird

(Published on 24. July 2025, 07:11 by e401)

Whirlybird

Rules:

1. Normal Sudoku rules apply.

2. Digits on a black Kropki Dot are in a 1:2 ratio. One digit is double the other digit. ALL BLACK DOTS ARE GIVEN

3. Digits on an arrow sum to the digit in the circle.

4. Digits in a killer cage sum to total in the top left corner.

Solve on SudokuPad : Answer check is enabled.

Comments are appreciated.

Solution code: Enter 9 digits of row 5, left to right.


Solved by Xinory, SeveNateNine, Zimtzombie, Realshaggy, Guillem98, blexxx, CYJ123456789, 379475229, Snuggles, Sudocorgi, flaemmchen, ContreBombarde32, RailMan, yves.staub, XhcnoirX, damyan_rm, Jrgamer4u, ... nullpointer02, higgonia, Hajuhn, Slumped_5, taco.bella, drf93, chasingstar, konfetti, Dialo_Malison, Blummy, josemadre, jcg5a, emertrdgkh, Nagesh, spamus, kross, flipping, Lovejoy , DozingSongbird
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Comments

yesterday, 06:21 by kross
I completely forgot about the negative constraint. It didn't slow me down at all, so I guess it wasn't needed.

on 24. July 2025, 16:58 by Platinum
Very enjoyable puzzle

on 24. July 2025, 14:31 by georgia.b
Quick and satisfying! Agreed that the negative restraint was not needed… I didn’t notice that until after I had finished the puzzle in 16 mins

on 24. July 2025, 12:29 by VitP
basically GAS.
negative constraint not needed

on 24. July 2025, 10:40 by ContreBombarde32
Very enjoyable, thanks!

on 24. July 2025, 09:16 by CYJ123456789
nice

Difficulty:1
Rating:88 %
Solved:148 times
Observed:2 times
ID:000OCE

Standard puzzle

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Solution code:

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