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Twas One Of The Nights Before Christmas

 
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Mogulmeister



Joined: 03 May 2007
Posts: 1151

PostPosted: Mon Dec 20, 2021 3:47 pm    Post subject: Twas One Of The Nights Before Christmas Reply with quote

Code:
+-----------------------+
 | 6 . . | . . . | 3 9 8 |
 | . 4 . | . . . | 7 5 . |
 | . . 8 | . . . | . . . |
 |-------+-------+-------|
 | . . . | 8 . . | 9 . 5 |
 | . . . | . 9 . | . 3 2 |
 | . . . | . . 4 | . . . |
 |-------+-------+-------|
 | 3 6 . | 9 . . | 2 . 7 |
 | 8 9 . | . 7 . | . 4 . |
 | 1 . . | 3 2 . | 8 . . |
 +-----------------------+


Again, this will hopefully provide all sorts of approaches to get solved.

Feel free to publish whichever route you take. Multi or single step!
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immpy



Joined: 06 May 2017
Posts: 519

PostPosted: Mon Dec 20, 2021 6:54 pm    Post subject: Reply with quote

Thanks Mogulmeister. Found multiple X-Wings, and XY-Wings. Very nice puzzle! A nice gift for X-mas.

cheers...immp
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Mogulmeister



Joined: 03 May 2007
Posts: 1151

PostPosted: Mon Dec 20, 2021 7:23 pm    Post subject: Reply with quote

...also some Empty Rectangles too Immp !
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Mogulmeister



Joined: 03 May 2007
Posts: 1151

PostPosted: Fri Jan 07, 2022 3:08 pm    Post subject: Reply with quote

Overlapping ALS



Set A =[1,3,5,6] Green and yellow square

Set B = [3,5] Yellow Square

Restricted common = 3
Common Candidate = 5 (eliminated) red
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