4
6
4
5
3
2
2
8
2
4
4
6
4
4
5
4
7
4
2
2
7
10
4
13
4
2
7
4
8
9
6
6
4
5
6
8
7
7
8
6
4
6
6
4
6
4
4
7
4
2
2
2
2
0
0
0
0
0
2
0
0
2
0
2
2
0
0
0
2
2
0
0
0
2
0
0
0
2
0
0
2
2
2
0
0
2
2
2
2
2
0
2
0
0
2
0
0
0
2
2
2
2
2
0
2
0
2
0
2
2
0
2
0
0
0
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2
2
2
0
4
0
0
2
0
0
0
2
4
2
2
0
2
0
0
0
2
4
4
0
2
2
2
0
0
0
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4
4
0
4
2
8
2
0
2
2
2
0
2
2
4
2
2
0
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2
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2
0
2
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2
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2
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0
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0
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0
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0
2
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2
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0
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0
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4
0
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2
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0
2
0
0
2
2
0
2
2
0
0
0
4
2
0
0
2
0
0
2
2
