idnr: 3470
11
4
6
30
16
17
17
11
16
4
22
10
Difficulty: Medium
Legal numbers: 1-9
idnr: 4180
15
4
34
17
4
10
16
4
16
3
16
13
Difficulty: Medium
Legal numbers: 1-9
idnr: 456
21
8
5
3
14
21
7
4
8
6
17
4
Difficulty: Hard
Legal numbers: 1-9
idnr: 1112
25
8
5
9
23
30
3
11
5
3
14
6
Difficulty: Very hard
Legal numbers: 1-9