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