Oddruple
(Published on 7. July 2021, 04:46 by Zombie Hunter)
Title: Oddruple
Type: Irregular Sudoku
Link: Penpa+ link to Oddruple Sudoku You may use Normal/Large/Medium/Small Blue, Green, or Red numbers in any combination.
Link: F-puzzles link to Oddruple
Variants: Quadruple, Oddruple
1) Irregular Sudoku
- Place the digits 1 through 9 once each in every row, column, and region.
2) Quadruple
- Digits in a white circle must appear in the 4 surrounding cells and may repeat if allowed by Sudoku.
3) Oddruple
- The digit in a grey circle indicates how many odd cells occur in the 4 surrounding cells.
4) Notes
- This puzzle is fully logical. Absolutely no guessing or bifurcation is required to solve.
Solution code: Please enter the 18 digits of Column 3 followed by Row 4 with no spaces.
Comments
on 13. July 2021, 06:44 by SirSchmoopy
This was a ton of fun! I really like this idea and hope to see more of it in the future.
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You are very generous with your compliments. I am glad you enjoyed my puzzle. ~ZH
on 8. July 2021, 21:27 by Filto
Great puzzle, very logical. Failed at my first attempt but second one was a success.
I'm happy that you're getting more and more solves !
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Very kind words from my biggest supporter! I always appreciate your solves. ~ZH
on 8. July 2021, 04:16 by JeffWajes
Stellar puzzle! It took me quite a while to unravel this one, but the logic every step of the way was stunning. The clean ruleset made the logic shine even brighter. Great work!
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You humble me with your kind words. Thank you for your encouragement. ~ZH
on 7. July 2021, 18:25 by PrimeWeasel
I was thoroughly inefficient and distracted but I worked my way through it. Great solve!
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I have a hard time believing the great Prime Weasel was inefficient. Maybe a touch slower than normal ~ZH
on 7. July 2021, 17:04 by Sktx
Very cool, simple and powerful variant. I think the choice of an irregular grid makes the constraint even tastier. Great puzzle, thanks Zombie Hunter !
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You honor me with your solve! Hope you had fun. ~ZH
on 7. July 2021, 11:37 by OJPS
Thanks a lot, that was quite challenging and fun for me. Normally I kind of hate irregular sudoku, but the ruleset got me to start! 70:58 min :)
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I am glad you enjoyed it. I was nervous about the fun factor. I appreciate that you took the time to solve it. Thank you. ~ZH
