PlaySudoku.us
Medium · Puzzle #139
1
4
5
7
6
8
9
2
6
1
6
3
7
7
5
3
8
4
2
1
4
2
7
9
2
9
7
9
1
2
6
"Knowledge is power." — Francis Bacon
"Knowledge is power." — Francis Bacon
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.