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