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