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