PlaySudoku.us
Medium · Puzzle #556
5
8
7
6
1
2
8
5
1
3
5
4
8
9
7
6
5
9
5
8
7
6
2
9
1
2
9
8
3
1
6
8
2
"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
"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