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