PlaySudoku.us
Easy · Puzzle #406
8
9
4
6
3
5
2
7
3
4
8
5
6
1
9
2
9
7
3
1
9
4
6
8
2
5
8
9
4
2
6
4
5
7
3
9
1
2
7
8
7
5
6
7
6
4
9
"There are no solved problems; there are only problems that are more or less solved." — Henri Poincaré
"There are no solved problems; there are only problems that are more or less solved." — Henri Poincaré
"In mathematics, the art of proposing a question must be held of higher value than solving it." — Georg Cantor
"In mathematics, the art of proposing a question must be held of higher value than solving it." — Georg Cantor