PlaySudoku.us
Easy · Puzzle #822
7
6
5
8
4
9
2
8
7
3
8
5
7
3
1
2
1
8
4
7
3
9
6
5
3
1
9
7
1
5
2
8
4
6
7
9
2
5
1
1
5
8
2
5
2
4
7
6
"The key is not the will to win. Everybody has that. It is the will to prepare to win that is important." — Bobby Knight
"The key is not the will to win. Everybody has that. It is the will to prepare to win that is important." — Bobby Knight
Competitive Sudoku solvers can hold the full pencil-mark state of a 9×9 grid in working memory, updating it mentally as they go.
Competitive Sudoku solvers can hold the full pencil-mark state of a 9×9 grid in working memory, updating it mentally as they go.