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