Su Doku
Intermediate 5 - Answer
1
6
8
4
5
3
9
2
7
3
2
9
1
7
8
4
5
6
4
5
7
2
6
9
1
8
3
6
3
1
8
2
5
7
4
9
8
4
2
9
1
7
6
3
5
9
7
5
3
4
6
2
1
8
7
1
3
6
8
2
5
9
4
5
9
4
7
3
1
8
6
2
2
8
6
5
9
4
3
7
1
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