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