Dutch whispers and black kropki.
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Rules:
Normal sudoku rules apply. Place the digits 1-9 in every row, column, and 3x3 box without repetition.
Dutch Whispers: Adjacent digits on an orange line must differ by at least 4.
Ratio Kropki: Digits paired by a black dot are in 1:2 ratio (one is double the other).
Lösungscode: Column 5
am 4. November 2026, 19:26 Uhr von LARSPARIS
Nice. Without coloring.
am 4. November 2026, 03:38 Uhr von Pairot
Interesting, I didn't use any colouring myself!
am 3. November 2026, 21:16 Uhr von brkmmo
fun colouring