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