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