PlaySudoku.us
Hard · Puzzle #677
7
4
9
1
4
5
6
2
3
2
9
3
4
6
8
4
3
5
6
9
3
9
7
2
4
9
7
3
5
Never guess. Every Sudoku on this site has a logical solution. If you feel stuck, try a different technique.
Never guess. Every Sudoku on this site has a logical solution. If you feel stuck, try a different technique.
Never guess. Every Sudoku on this site has a logical solution. If you feel stuck, try a different technique.
Never guess. Every Sudoku on this site has a logical solution. If you feel stuck, try a different technique.