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