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