idnr: 51577
5 1 7 9 1 2 2 6 1
7 6 5 5 6 9 4 2 3
1 9 2 3 1 4 6 8 6
1 3 5 2 7 8 9 1 3
9 2 6 7 4 7 5 3 5
7 4 9 6 2 2 3 6 7
5 1 3 5 9 6 2 7 5
6 7 5 4 6 5 6 9 2
6 5 4 7 8 3 6 4 9
Difficulty: Pretty easy
idnr: 108331
8 9 8 4 1 5 7 6 4
8 7 6 7 8 5 4 9 3
3 7 5 3 9 5 6 4 1
9 8 1 1 6 4 3 7 5
3 2 7 5 3 2 5 4 6
1 8 2 6 8 7 5 3 9
6 5 3 1 7 5 2 8 6
6 6 9 3 8 1 8 4 7
7 3 8 9 5 1 1 2 7
Difficulty: Easy
idnr: 21870
1 9 7 4 6 5 3 6 2
6 3 5 1 2 7 5 2 9
4 7 1 5 6 4 9 3 7
7 8 8 9 1 3 1 5 2
8 9 5 3 3 6 2 1 4
9 6 6 1 3 4 6 7 5
2 5 3 6 8 8 3 6 1
3 1 9 7 5 2 4 2 1
4 7 6 2 8 1 2 9 3
Difficulty: Pretty easy
idnr: 47205
6 5 1 8 2 7 4 8 3
8 1 4 5 3 4 6 9 4
7 8 5 2 2 9 1 2 6
8 9 2 8 6 5 2 1 4
9 9 5 1 6 4 3 5 4
5 6 3 4 9 1 7 2 8
1 5 4 7 7 7 8 4 5
3 4 2 8 1 6 1 7 9
4 1 8 7 8 3 9 7 1
Difficulty: Super easy