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