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