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