Oni Sudoku No.309
Puzzles for confident solvers, using advanced techniques such as the X-Wing.
Oni Sudoku No.309puzzlelounge.app/nanpure
4295987132181472514572589376
Every column, row and bold 3×3 box holds each digit 1 to 9 once.
See the answer
634172958912835476587649123426918537159367842378254691845726319761593284293481765
Answer to Oni Sudoku No.309
634172958912835476587649123426918537159367842378254691845726319761593284293481765
If you are unsure how to solve, see how to solve sudoku, with tips.