idnr: 40
13
7
5
23
9
23
11
13
5
9
15
6
7
10
13
17
Difficulty: Hard
Legal numbers: 1-9
idnr: 253
26
6
6
17
12
14
3
18
21
3
7
14
8
16
5
6
Difficulty: Easy
Legal numbers: 1-9
idnr: 3925
30
4
7
10
16
21
10
16
7
6
17
7
13
16
18
14
Difficulty: Easy
Legal numbers: 1-9
idnr: 3586
16
3
35
6
8
9
4
24
18
21
3
10
8
9
Difficulty: Very hard
Legal numbers: 1-9