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