SudokuHard · Sheet 878 · 9×9owlpuzzles.comWrite 1 to 9 so every row, column and 3×3 box holds each number once.17131598924681321825854496369291732683127183469515678141263123842629269358137911783874264149386379264975498641793561643
AnswersSudoku · Hard · Sheet 878owlpuzzles.com1895271643172346598634859721257463819963187254418925367786514932549732186321698475291682745324396518758734126976541839289275361413469287532157694867928453145813972637126398549581743266432589171847256935269837413794165822615974384358621798973412654214795683865314729937286541641538972523679814798142365386451297479823156152967438