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