Band Gap
(Published on 23. March 2025, 03:13 by wrendeavor)
Rules
- Normal sudoku rules apply.
- Antiknight: Cells separated by a knight's move in chess cannot contain the same digit.
- Kropki Dots: Digits separated by white dots have a difference of one, and digits separated by a black dot have a ratio of 2:1.
- Arrows: Digits along an arrow sum to the digit in the arrow's circle.
Play on sudokupad.

Solution code: Enter the nine digits in the first row (e.g. 123456789).
Solved by BBB, jalebc, by81996672, m_busuttil, TripleABattery, SKORP17, jguer, lianarox, lootyloot, Bjd, Debba, holmic, forsen, H.I. McDunnough, oMisfit, jordanza, Julianl, ScienceNerd2240, MB_Cyclist, strangelyinsane, rey, McMingus, annnz, TheGrand547, augsod, grunde, pirofenix, SocratesRanz, faisalaak, luuu, Krisonium
Comments
on 24. March 2025, 03:56 by lootyloot
Didn't take me long to find the break-in. After that I was stuck for a while, until one cell broke the entire puzzle. Fun one!
on 23. March 2025, 05:20 by BBB
Very nice but harder than 3-star.