SudokuHard · Sheet 960 · 9×9owlpuzzles.comWrite 1 to 9 so every row, column and 3×3 box holds each number once.1478821385259527136264462925828121996182474142376126857338245346198219595872984379128461779127862154219378515624
AnswersSudoku · Hard · Sheet 960owlpuzzles.com1635924178482751369917368452126543987548297631793186524369472815874615293251839746278192346536254817995471632813685294789746125342539781654317968267823459121968573437681932542914756383548627198276195434152379866395841729867413255739284611423568974593621784412879563678543912789436251365712498241985637854367129927158346136294875