SudokuHard · Sheet 603 · 9×9owlpuzzles.comWrite 1 to 9 so every row, column and 3×3 box holds each number once.113457548365923141468249742753294731473535246579435984186293816148366474239354799823274974237643571389452995262178
AnswersSudoku · Hard · Sheet 603owlpuzzles.com1136945278594827136287631549468359721352718694719462385875193462623584917941276853289547623126315974847128395631852746994631857252769481375293168463984512718476239538436579125961247387129386542684195734752631891397852466873914259548723613215468974196453278584972631723816954359724816612389547847165329931548762468237195275691483