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