Solution code: Enter the length of the longest segment of shaded cells (including all pentominoes and snakes) of every row.
on 20. January 2026, 20:51 by logicanimal
@CHalb. Yes, that's correct. The "new" 2-cell segments are also allowed to touch non-snake pentominoes.
on 19. January 2026, 12:24 by CHalb
What do you mean with "These newly shaded cells may touch the original pentominoes."? Of course these cells touch the original snake pentominoes. May they also touch non-snake pentominoes?
on 7. January 2026, 21:59 by JustinTucker
Very funny! Thanks
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