PlaySudoku.us
Medium · Puzzle #611
6
5
3
7
8
1
7
8
3
3
2
4
2
7
1
9
5
3
1
1
9
4
5
8
5
4
1
7
2
7
4
9
2
5
4
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.