idnr: 637
6
12
13
11
18
10
6
7
5
7
13
17
12
7
13
3
Difficulty: Very hard
Legal numbers: 1-9
idnr: 285
14
10
13
20
27
3
15
7
5
10
13
10
13
16
23
17
Difficulty: Very hard
Legal numbers: 1-9
idnr: 910
10
6
12
16
7
11
11
15
14
11
13
3
21
5
12
4
15
4
Difficulty: Hard
Legal numbers: 1-9
idnr: 27
35
10
37
6
5
8
3
12
32
15
13
8
11
15
8
16
6
31
3
8
Difficulty: Very hard
Legal numbers: 1-9