Croque Madame
(Published on 14. April 2024, 17:07 by Black_Doom)
Rules:
- Quattroquadri: put the digits 1 to 9 into each box such that no digit repeats in any row or column.
- Sandwich Sums: clues outside the grid indicate the sum of digits between the highest and lowest digits in that row or column.
- Extra Region: digits within the grey area cannot repeat.
SudokuPad
Solution code: Rows 1 and 6
Solved by halakani, IcyFruit, StefanSch, SKORP17, andreatetta, karlmortenlunna, marcmees, Flinty, Megalobrainiac, zhangjinyang, Scojo, Dentones, bansalsaab, lovely