PlaySudoku.us
Expert · Puzzle #159
7
4
2
2
3
9
4
9
8
3
5
1
8
2
6
7
9
5
6
7
2
8
7
4
6
"Energy and persistence conquer all things." — Benjamin Franklin
"Energy and persistence conquer all things." — Benjamin Franklin
"The essence of chess is thinking about what chess is." — David Bronstein
"The essence of chess is thinking about what chess is." — David Bronstein