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8
5
2
3
1
5
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8
9
6
3
6
8
7
9
5
1
2
4
8
6
4
5
2
3
1
2
8
3
6
9
3
4
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8
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5
2
3
5
8
6
2
3
9
6
8
7
5
1
6
4
2
4
9
8
5
2
3
9
1
8
3
2
3
6
4
1
2
3
4
5
6
7
8
9
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