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