SudokuHard · Sheet 633 · 9×9owlpuzzles.comWrite 1 to 9 so every row, column and 3×3 box holds each number once.128477949127697187241963545972839458629752889246874516745963315328674264785135259149136724527173618618725163591524892516
AnswersSudoku · Hard · Sheet 633owlpuzzles.com1258413679679582413413679825135298746964751238782364591527936184896147352341825967216823974573514892629465718354137286987951623432689451798742365161378549245296137837164953825392861744287316592641789359536247181873592463758624918429135676915478234532879641974316258618245739361492875729581463845637912187963524456128397293754186