PlaySudoku.us
Hard · Puzzle #598
8
9
1
4
7
2
6
7
2
1
3
6
2
1
3
5
3
4
2
3
5
6
8
4
9
9
1
"A champion is afraid of losing. Everyone else is afraid of winning." — Billie Jean King
"A champion is afraid of losing. Everyone else is afraid of winning." — Billie Jean King
At peak Sudoku popularity in 2006, over 600 different Sudoku books were published in a single year.
At peak Sudoku popularity in 2006, over 600 different Sudoku books were published in a single year.