Sudoku
00:00
New Game
Trivial
Beginner
Easy
Medium
Hard
Expert
Evil
Insane
3
6
4
1
8
7
7
2
8
5
6
8
3
7
1
4
6
3
1
4
9
8
1
2
6
7
5
5
4
2
8
7
8
6
1
6
1
4
9
2
4
5
1
8
6
1
2
3
4
5
6
7
8
9
X
Congratulations! Puzzle solved!