Place the digits 1 to 4 in the grid such that digits do not repeat in rows or columns.
The arrow points to the smaller digit.
Divide the grid into regions such that:
Please leave a comment if you enjoy this puzzle.
Solution code: The 4 digits in the first row.
on 16. September 2026, 12:47 by Elliptical
Surprisingly hard for a 4x4.
on 15. September 2026, 08:12 by TheJRMY
Tried over and I over without any progress to put in numbers and trial and error it. Once I finally focused on regions first it basically solved itself.
on 15. September 2026, 05:51 by Die Hard
Updated rating.
| Difficulty: | ![]() |
| Rating: | 83 % |
| Solved: | 28 times |
| Observed: | 0 times |
| ID: | 000UWK |
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