Normal Sudoku rules apply, place the digits 1-9 in each row, column, and box.
Quadruples: Digits in a Quadruple circle must be placed ONLY ONCE in one of the four cells touching that circle.
XV Pairs: Digits separated by an X sum to 10. Digits separated by a V sum to 5.
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Solution code: Row 4
on 25. July 2025, 16:10 by PinkNickels
Very nice!
on 25. July 2025, 13:11 by Margrietina
Absolutely loved the flow!
on 25. July 2025, 09:13 by Ungesundheit
An excellent puzzle, deserves a higher approval rating.
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