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