Hard Sudoku No.31
Satisfying puzzles that need Naked Pairs and Hidden Pairs.
Hard Sudoku No.31puzzlelounge.app/nanpure
4638582618873197415643172
Every column, row and bold 3×3 box holds each digit 1 to 9 once.
See the answer
317985426694327185825641937732194568456872319189563274241756893578239641963418752
Answer to Hard Sudoku No.31
317985426694327185825641937732194568456872319189563274241756893578239641963418752
If you are unsure how to solve, see how to solve sudoku, with tips.