PlaySudoku.us
Easy · Puzzle #84
7
1
8
9
9
7
4
5
1
6
5
2
1
6
7
4
7
6
5
8
3
9
6
7
2
8
9
4
6
7
8
2
9
7
2
9
6
8
3
5
1
9
5
3
4
7
6
8
Before using pencil marks, see how far you can get on a hard puzzle with pure mental tracking.
Before using pencil marks, see how far you can get on a hard puzzle with pure mental tracking.
"It is impossible to be a mathematician without being a poet in soul." — Sofia Kovalevskaya
"It is impossible to be a mathematician without being a poet in soul." — Sofia Kovalevskaya