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