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