Normal Sudoku rules apply. Each row, column, and 3x3 box contains each number from 1 to 9 exactly once.
Little Killer Sudoku rules apply. Digits in a diagonal pointed at by an arrow, sum up to the number behind the arrow. The digits on a diagonal may repeat.
Killer Sudoku rules apply. The sum of all numbers in a cage (marked with dashed lines) must match the small number printed in its corner. No number appears more than once in a cage.
The puzzle is also available online.
Solution code: Row 8 and Column 7
on 3. May 2024, 22:23 by mezkur7
Sudokupad: https://sudokupad.app/uis6q9hg93
on 30. October 2021, 00:12 by uvo_mod
Labels ergänzt.
on 11. October 2021, 02:46 by Elliott810
Masterpiece! Thx:)
on 10. October 2021, 09:46 by cmb
The puzzle wasn't really hollow, rather hard as granite.
But with a beautiful grain.
on 10. October 2021, 05:06 by ___
i enjoyed the way this slowly unfolded. thank you Lisztes!