idnr: 1337
15
17
3
10
12
5
10
13
14
20
18
12
11
8
8
17
10
16
16
11
Difficulty: Hard
Legal numbers: 1-9
idnr: 1339
9
11
13
21
25
9
26
12
9
7
18
13
12
11
15
15
Difficulty: Very hard
Legal numbers: 1-9
idnr: 4631
3
23
24
9
6
20
7
23
8
17
7
14
13
16
18
10
Difficulty: Medium
Legal numbers: 1-9
idnr: 4068
29
3
7
4
3
13
29
9
8
4
4
12
10
16
16
17
Difficulty: Easy
Legal numbers: 1-9