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