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