SudokuHard · Sheet 4 · 9×9owlpuzzles.comWrite 1 to 9 so every row, column and 3×3 box holds each number once.129736552245974491231318958296821867421863643512361768233658124397215827894338631625448396573782748567654758569821
AnswersSudoku · Hard · Sheet 4owlpuzzles.com1263159487194837652785246913312465879679328541458971236846793125531682794927514368298417236567543982113258679452186743934795128689624351725361497876839514241972865336758931428246719353915246782493158675632874197189462534321597869574683211867325944578413296196528473432679851629741538845392617713865942267154389351986724984237165