PlaySudoku.us
Hard · Puzzle #111
7
5
2
1
3
8
2
8
1
1
3
5
1
2
4
9
4
1
2
5
3
9
6
1
9
5
4
8
6
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.