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