PlaySudoku.us
Medium · Puzzle #973
7
5
3
8
3
1
7
9
4
2
4
8
7
9
6
3
5
9
6
5
2
5
1
7
8
2
4
1
4
6
8
2
1
2
3
5
Try a puzzle two difficulty levels above your usual. Struggle is how expertise grows.
Try a puzzle two difficulty levels above your usual. Struggle is how expertise grows.
Nikoli, the Japanese puzzle company that popularized Sudoku, requires all their puzzles to be created by hand — no computers.
Nikoli, the Japanese puzzle company that popularized Sudoku, requires all their puzzles to be created by hand — no computers.