Logic Masters Deutschland e.V.

Fortress Fillomino - Product Arrows (6×6)

(Published on 23. October 2026, 16:45 by aqjhs)



  • Fortress Fillomino:
    • Divide the grid into orthogonally connected regions and fill each cell with the number of cells in the region to which it belongs;
    • Each region must be either strictly larger than all of its orthogonal neighbours or strictly smaller than all of its orthogonal neighbours.
  • Numbers on an arrow multiply to the number in the attached bulb.

Online in Sudokupad.

See also:

Solution code: Column 6, top to bottom.

Last changed on -

Solved by PrissyP, ThePedallingPianist, haoju, tuturitu, Jesper, palpot, jhrdina, Mr_tn, marcmees, Calesch, IcyFruit, JustinTucker, amirs, pmays123, MaizeGator, cowabunghole, ringel, kasperd, JVA, MattYDdraig, damo_89, Christounet, jkuo7, KNT, Zzzzz..., falcoo, gladstone, unlogical, MagnusJosefsson, reddy_sr, Franjo, patlapatat, Kpn, PrincessSophia, NEWS, Major314
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Comments

yesterday, 04:56 by Christounet
Very good looking arrows!

on 23. October 2026, 22:17 by pmays123
Very cool! thanks!

on 23. October 2026, 20:37 by marcmees
Thanks for sharing.

on 23. October 2026, 17:36 by ThePedallingPianist
An intimidating constraint (and setter!), but this is very approachable and flows beautifully! Thanks for another great contribution to the series!

Difficulty:1
Rating:95 %
Solved:36 times
Observed:1 times
ID:000V6P

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