PlaySudoku.us
Hard · Puzzle #971
1
5
2
6
2
3
5
6
5
9
2
5
4
7
8
7
9
1
3
6
3
9
4
7
4
7
8
1
2
4
"The more you know, the more you know you don't know." — Aristotle
"The more you know, the more you know you don't know." — Aristotle
"No one ever won a game by resigning." — Savielly Tartakower
"No one ever won a game by resigning." — Savielly Tartakower