SudokuHard · Sheet 809 · 9×9owlpuzzles.comWrite 1 to 9 so every row, column and 3×3 box holds each number once.19571834491418689617941362753292419591628378972469252978563159747145298561273452284821649654938521479243867236896682
AnswersSudoku · Hard · Sheet 809owlpuzzles.com1639872451718345962542961873375294186421638795896157234163729548984513627257486319267543892142861957339152768426489371558376149291725483683914625714297536875638214931263597848354271697491683529176832455639428172845716934517369286728945313982154764431926758726548931895137642143679825678254193952381467217495386589763214364812579