idnr: 531
4
35
11
16
6
3
17
3
15
19
7
10
17
6
4
20
3
12
8
4
Difficulty: Medium
Legal numbers: 1-9
idnr: 4015
17
11
14
35
4
34
24
17
29
10
17
4
17
3
29
9
Difficulty: Very hard
Legal numbers: 1-9
idnr: 3352
16
3
17
11
34
24
15
3
36
15
24
12
15
4
12
16
18
17
13
3
34
10
Difficulty: Hard
Legal numbers: 1-9
idnr: 4024
34
24
6
19
17
24
4
34
31
4
8
4
23
9
6
25
21
19
Difficulty: Very hard
Legal numbers: 1-9