idnr: 2549
22
29
11
16
15
30
3
23
30
9
12
Difficulty: Very hard
Legal numbers: 1-9
idnr: 3579
4
17
16
17
10
10
31
20
17
4
17
13
4
23
9
Difficulty: Medium
Legal numbers: 1-9
idnr: 2337
23
22
8
4
19
13
24
3
12
11
13
Difficulty: Hard
Legal numbers: 1-9
idnr: 4537
17
3
6
23
10
10
29
25
24
20
6
15
16
3
27
11
9
Difficulty: Hard
Legal numbers: 1-9