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