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