PlaySudoku.us
Medium · Puzzle #704
8
7
5
6
2
7
9
7
9
9
8
5
3
9
1
8
2
2
6
4
3
9
1
8
3
2
7
9
4
6
5
4
9
8
"Problems worthy of attack prove their worth by fighting back." — Piet Hein
"Problems worthy of attack prove their worth by fighting back." — Piet Hein
Dell Magazines published Sudoku as 'Number Place' for decades with minimal fanfare before Nikoli transformed it into a cultural phenomenon.
Dell Magazines published Sudoku as 'Number Place' for decades with minimal fanfare before Nikoli transformed it into a cultural phenomenon.