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