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