idnr: 1407
35
3
8
16
24
26
16
35
14
21
7
17
19
23
4
9
17
3
15
8
Difficulty: Easy
Legal numbers: 1-9
idnr: 4126
17
41
16
41
10
13
17
16
20
3
16
19
3
15
4
12
17
16
7
20
4
3
12
9
8
3
Difficulty: Medium
Legal numbers: 1-9
idnr: 2139
39
3
17
21
17
4
17
24
16
25
17
3
22
16
16
16
28
4
26
15
Difficulty: Very hard
Legal numbers: 1-9
idnr: 416
42
16
7
42
17
15
17
4
31
4
10
11
17
5
7
16
11
13
4
14
4
28
16
9
Difficulty: Very hard
Legal numbers: 1-9