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