PlaySudoku.us
Medium · Puzzle #710
3
8
6
1
5
3
6
9
7
4
8
4
6
3
5
1
2
4
2
9
8
3
2
9
9
3
7
2
5
7
4
8
1
1
7
5
8
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.