Sudoku @ sz.dk
Max. level of difficulty
2x2 I'm a kid
2x2 I'm a big boy
2x2 Solver (blank puzzle)
3x3 Very easy
3x3 Easy
3x3 Medium
3x3 Hard
3x3 Very Hard
3x3 Evil
3x3 Solver (blank puzzle)
5
3
2
8
4
1
6
7
4
9
8
6
7
2
5
3
6
7
1
2
5
3
8
4
3
1
6
5
9
2
7
8
9
2
4
7
8
3
1
7
8
6
3
1
5
9
2
4
7
3
2
6
9
8
5
2
6
3
9
8
7
1
4
8
5
9
1
4
3
2
6
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Estimated difficulty: 1 (<8: low, >45: high)