SudokuHard · Sheet 779 · 9×9owlpuzzles.comWrite 1 to 9 so every row, column and 3×3 box holds each number once.15868431929889255197834742521439153821816753959237556317345772938785472645612147879342412389779469456256817234634
AnswersSudoku · Hard · Sheet 779owlpuzzles.com1132579648496138572578264319327956184819347265654821793783412956965783421241695837282146739539651284747593821623764915816872543954918367298437652171285496365329178432459316787184265933965872148217539469732648515648197326591423874823751691376984254967185423384962517152347968728431659493576182516298374841759236279613845635824791