Sudoku
Easy
Medium
Hard
Expert
Daily Challenge
New Game
Hint
Undo
Redo
00:00
Pause
3
4
6
8
9
4
5
6
7
1
7
8
1
2
3
4
5
7
3
6
9
2
8
1
6
5
5
6
9
7
8
4
7
9
7
1
6
2
1
2
3
4
5
6
7
8
9
✕
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Time:
New Game