4
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1
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2
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1
8


3
7
4
1


3
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6


4
8
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9


6
0
8
3


6
4
4
7


6
9
3
9


6
9
6
8


7
0
2
0


8
6
7
4

1
0
4
7
4

1
1
8
4
5

1
2
0
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1
3
3
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1
5
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2
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1
5
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6
9

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