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Diabolical
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Mediumpuzzles
(352643 puzzles)
2
6
5
9
1
7
3
9
4
2
4
1
6
2
5
8
9
2
4
2
5
3
4
5
7
1
2
8
6
Difficulty rating: 1.7
Rating: 1.7
6
2
6
2
3
8
7
5
2
4
1
4
2
8
5
1
7
9
8
7
5
5
6
3
6
1
Difficulty rating: 2.3
Rating: 2.3
1
8
9
3
8
1
5
6
9
9
5
4
7
5
2
6
2
1
4
3
7
6
3
4
6
2
Difficulty rating: 1.7
Rating: 1.7
9
4
6
6
2
3
8
5
6
7
6
2
1
9
8
6
7
3
8
1
9
6
7
3
4
7
9
Difficulty rating: 2.3
Rating: 2.3
8
1
3
7
2
1
6
5
4
2
3
5
7
1
2
4
1
1
4
2
9
5
4
8
6
2
5
9
9
4
6
Difficulty rating: 1.7
Rating: 1.7
5
9
4
7
9
6
5
7
4
7
5
1
3
9
6
8
1
7
9
5
8
1
1
8
2
5
Difficulty rating: 2.0
Rating: 2.0
5
2
8
9
4
6
3
3
1
1
4
2
6
9
7
3
4
5
8
1
6
1
6
9
8
Difficulty rating: 2.3
Rating: 2.3
5
2
3
6
7
6
9
1
8
2
3
5
4
5
6
4
6
1
7
3
8
9
6
5
9
2
7
6
Difficulty rating: 1.5
Rating: 1.5
2
4
8
1
3
9
7
2
6
4
3
5
7
1
4
9
8
5
8
4
2
2
7
3
3
1
9
7
1
2
Difficulty rating: 1.5
Rating: 1.5
6
8
9
7
1
7
6
5
7
9
2
4
8
5
2
1
8
6
5
3
2
7
9
4
2
4
1
8
7
Difficulty rating: 2.0
Rating: 2.0
3
5
9
4
7
6
3
2
9
3
1
8
1
5
7
4
9
8
6
2
3
7
4
8
1
6
5
7
2
Difficulty rating: 2.3
Rating: 2.3
4
3
7
8
9
6
4
2
1
1
7
5
2
8
3
6
4
9
3
6
9
1
4
8
7
Difficulty rating: 2.3
Rating: 2.3
7
4
5
9
8
1
2
7
1
3
8
9
4
6
4
6
3
1
5
4
2
8
6
1
7
4
8
1
Difficulty rating: 1.5
Rating: 1.5
9
3
6
1
7
9
8
4
2
6
3
6
5
6
9
2
1
7
4
9
3
2
1
5
7
3
2
Difficulty rating: 2.3
Rating: 2.3
7
6
1
4
8
7
3
5
2
9
9
3
8
9
6
4
6
8
5
4
8
4
1
2
6
1
6
4
Difficulty rating: 1.7
Rating: 1.7
9
7
3
4
5
8
8
9
8
7
9
7
6
5
1
8
7
3
1
8
4
7
4
9
1
9
4
3
4
5
7
9
6
Difficulty rating: 1.5
Rating: 1.5
4
6
7
4
9
2
8
3
9
3
2
6
5
8
7
4
2
9
5
1
4
7
7
2
7
6
2
4
8
1
9
8
Difficulty rating: 2.3
Rating: 2.3
3
9
1
5
8
2
9
3
8
5
6
7
3
2
1
8
4
8
6
4
3
2
4
6
9
5
1
7
9
3
Difficulty rating: 2.0
Rating: 2.0
5
4
9
6
1
5
9
6
5
7
4
1
3
8
3
6
8
9
8
6
9
4
5
2
3
6
2
4
5
7
6
1
Difficulty rating: 2.0
Rating: 2.0
2
6
9
8
8
4
1
5
3
6
9
7
5
9
2
4
5
5
3
1
2
9
9
6
1
2
Difficulty rating: 2.3
Rating: 2.3
4
5
2
7
9
6
3
7
1
4
2
6
8
1
3
6
8
5
3
9
6
8
5
8
8
7
1
2
Difficulty rating: 1.7
Rating: 1.7
2
4
1
2
9
6
4
8
7
5
9
5
1
3
1
6
7
5
8
9
2
7
8
3
4
Difficulty rating: 2.3
Rating: 2.3
2
7
8
9
6
7
5
1
7
3
2
5
6
8
1
6
2
7
6
2
4
2
9
6
4
8
2
9
7
8
6
Difficulty rating: 1.7
Rating: 1.7
3
5
6
1
2
9
4
1
3
6
9
7
3
8
5
4
5
1
9
4
7
2
8
6
8
1
7
Difficulty rating: 2.3
Rating: 2.3
5
8
8
1
6
6
4
8
4
9
7
2
7
2
1
6
1
6
7
8
1
3
4
9
7
1
4
5
Difficulty rating: 1.7
Rating: 1.7
1
3
9
7
3
8
6
9
6
1
6
2
5
7
6
8
2
4
3
5
1
8
1
2
5
9
Difficulty rating: 1.5
Rating: 1.5
6
5
7
9
5
6
7
9
1
5
8
6
2
3
7
8
7
2
6
1
9
4
9
3
8
2
6
4
Difficulty rating: 1.7
Rating: 1.7
9
4
7
2
8
8
3
5
1
3
9
6
6
9
5
3
2
9
7
2
3
4
3
1
6
8
Difficulty rating: 1.7
Rating: 1.7
3
8
9
4
2
7
8
6
7
8
4
1
4
7
5
3
2
2
4
8
1
1
5
6
6
8
4
7
Difficulty rating: 2.0
Rating: 2.0
9
4
3
8
2
9
5
6
1
5
8
4
3
7
9
9
2
3
8
4
5
7
2
6
Difficulty rating: 2.3
Rating: 2.3
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