PlaySudoku.us
Hard · Puzzle #863
7
2
6
5
8
9
9
9
7
1
9
1
3
4
2
9
1
1
6
5
2
9
3
2
8
5
4
4
1
3
Wayne Gould distributed his Sudoku software for free to newspapers — he made his money selling puzzle books.
Wayne Gould distributed his Sudoku software for free to newspapers — he made his money selling puzzle books.
The first Sudoku World Championship was held in Lucca, Italy, in 2006.
The first Sudoku World Championship was held in Lucca, Italy, in 2006.