Logic Masters Deutschland e.V.

For A Few Circles More (fillomino)

(Published on 31. December 2024, 21:19 by SkepticalMario)

For A Few Circles More by Skeptical Mario

This is a sequel to A Fistful of Circles. I recommend you first play it, or watch Simon's solve on Cracking the Cryptic!

Rules:

Fillomino - Divide the grid into regions and fill each cell with the size of the region (in number of cells). Regions of the same size cannot share a cell edge. One region border (between R10C8 and R10C9) is given.

Reverse Counting Circles - A number appearing in a circle indicates how many times that number appears *outside* of circles. (There is no limit on numbers that never appear in circles.)


Play the puzzle on Sudokupad

Play the puzzle on Penpa+

I hope you enjoy the puzzle! :-)

Solution code: For columns 3 and 9, enter the number of sequential cells in each region. Use no delimiter for regions and a dash - for columns, e.g., 2234-222122

Last changed on on 12. January 2025, 03:43

Solved by thrutch, JustinTucker, GTLSE, sth, Mr_tn, Mark Sweep, Jesper, askaksaksask, jkuo7, SlickDude, abed hawila, MattYDdraig, Hazem-77, IcyFruit, misko, SKORP17, mse326, samuel1997, SudokuHero, Khatru, GoldenGod, Chishiri, madhupt, CauchySchwarz, roflsalot, ViKingPrime, Zeddecks, mew_rocks, Jens, tottle321, goldennumber, P12345, jinkela114514, Tripodocus, cat, SirRookie, annnz, hurrdurr, OGRussHood
Full list

Comments

on 16. February 2025, 15:49 by jinkela114514
The given region border looks to thick on CTC

on 6. February 2025, 13:22 by MattYDdraig
This had some beautiful logic, and the play between numbers needing to be in or to avoid circles was very clever. Enjoyed this a lot.

on 12. January 2025, 20:36 by askaksaksask
This is a really inventive approach, set up beautifully by some deft cluing. Not having seen the Simon solve you referenced, it took me a minute to really understand the reverse counting principle, but once I did i really appreciated how solid the flow was here. Great puzzle, thank you!!

on 12. January 2025, 03:43 by SkepticalMario
Updated SudokuPad link with solution checking

on 9. January 2025, 10:46 by Jesper
Very nice and enjoyable, thanks!

on 1. January 2025, 10:34 by thrutch
That was absolutely fantastic fun. Really novel logic and a great flow. I thought I'd broken it a couple of times (including trying to enter the solution code) but it always turned out that there was another possibility I'd overlooked. Looking forwards to the next one!

Difficulty:4
Rating:94 %
Solved:39 times
Observed:1 times
ID:000LD9

Puzzle variant

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Solution code:

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