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