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