Another offering from the Liquid (less difficult) section of the Layers of Entropy puzzle pack, which you can download for free!
Normal sudoku rules apply.
Entropic lines: Any set of three sequential cells along an entropic line must contain a low (1,2,3), middle (4,5,6), and high (7,8,9) digit. Digits may repeat on a line if allowed by other rules.
Odd-Even: Cells with a grey square must contain an even digit.
Kropki pairs: Digits in cells connected by a black circle have a 2:1 ratio. Not all possible circles need be given, so there is no negative constraint.
Continuing the entropic lines series with Raumplaner, this is puzzle #15.
previous puzzle (#14)
next puzzle (#16)
Solution code: Row 5 followed by column 5 (18 digits, left to right, top to bottom, no spaces/commas):
on 1. October 2022, 10:28 by katy.lanka
I ended up in the same position as Guillem98 and just couldn't see the path out. Ended up making a 50/50 choice for R1C1 and seeing if it worked. Happily it did. I later saw your comment about R7C7; not sure if I would ever have found that by myself. Regardless, I enjoyed the solve and colouring is always fun! Thank you.
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JeremyDover: Thank you for taking the time to solve, and I'm glad you enjoyed!
on 23. September 2022, 13:22 by Hydalin
I ended nearly in the same result as Guillem98. Also could not find a nice path to the end but trying... besides from that - nice colouring puzzle, I like these a lot!
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JeremyDover: So glad you enjoyed! There is a path home...please check out the updated comment below.
on 18. September 2022, 12:12 by Raumplaner
Very nice puzzle with an interesting play on parity.
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JeremyDover: Thank you Raumplaner!
on 18. September 2022, 10:58 by Guillem98
Hi, I ended in the position from this link: https://gyazo.com/68f8cea5b89dcf9917a6b8c6e897b1cc
I tried to watch if there was a path to follow, but I didn't find one, can you see it? I ended up trying one way
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JeremyDover: Following up with Raumplaner's comment, you can determine which TBD cells match R7C7, and that will get you home. Thanks for the solve!
on 18. September 2022, 10:40 by jimblek
Very nice. Thanks!
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JeremyDover: Thank you for your kind words!