SudokuHard · Sheet 567 · 9×9owlpuzzles.comWrite 1 to 9 so every row, column and 3×3 box holds each number once.16197375232964181595697859423948641213257596134259376835719359489238485173563849417435716982399813196574232164
AnswersSudoku · Hard · Sheet 567owlpuzzles.com1246193875378425619519768243753812964624937158891546732965274381432681597187359426275398214689615432714267358941732869563879521492546173856183947228451796337924685136325789417189246359541362784913578623756821948264913571498657235672134892837495164129867453857324169463591872618243597945786321732159648386472915574918236291635784