PlaySudoku.us
Expert · Puzzle #140
1
8
3
6
4
6
9
6
7
5
7
4
5
9
2
2
1
2
8
9
3
6
1
3
1
8
9
Sudoku was popularized worldwide by Wayne Gould, who spent 6 years writing a computer program to generate puzzles.
Sudoku was popularized worldwide by Wayne Gould, who spent 6 years writing a computer program to generate puzzles.
Sudoku was popularized worldwide by Wayne Gould, who spent 6 years writing a computer program to generate puzzles.
Sudoku was popularized worldwide by Wayne Gould, who spent 6 years writing a computer program to generate puzzles.