PlaySudoku.us
Expert · Puzzle #449
7
7
9
6
4
5
4
2
1
5
3
6
4
5
9
7
4
1
6
4
3
5
9
5
2
8
There are Sudoku World Championships held annually, with competitors from over 30 countries.
There are Sudoku World Championships held annually, with competitors from over 30 countries.
"Those who cannot remember the past are condemned to repeat it." — George Santayana
"Those who cannot remember the past are condemned to repeat it." — George Santayana