PlaySudoku.us
Medium · Puzzle #17
6
2
7
1
4
3
7
8
9
2
1
9
4
6
5
8
7
1
7
2
3
3
4
2
1
7
1
2
9
1
3
Attempt a Hard puzzle on paper — no undo button, no highlights. That's how the classics were meant to be played.
Attempt a Hard puzzle on paper — no undo button, no highlights. That's how the classics were meant to be played.
Attempt a Hard puzzle on paper — no undo button, no highlights. That's how the classics were meant to be played.
Attempt a Hard puzzle on paper — no undo button, no highlights. That's how the classics were meant to be played.