4
0
2
2
4
0
0
2
0
0
2
2
0
6
4
2
0
0
0
0
4
0
0
0
6
8
0
0
2
2
4
0
4
0
0
0
5
2
2
0
0
2
4
4
2
0
2
2
2
0
3
2
2
0
2
0
4
0
2
8
3
2
4
0
1
2
0
2
2
0
2
0
0
4
0
2
2
2
6
10
2
2
2
4
2
0
0
4
0
2
0
5
4
2
4
2
6
0
6
0
0
2
4
0
4
8
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2
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4
2
0
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4
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0
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2
2
2
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2
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4
4
2
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6
2
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8
2
2
2
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2
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2
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4
2
2
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6
0
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0
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4
2
2
4
0
2
2
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2
0
0
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2
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4
0
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4
6
2
0
2
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4
0
0
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2
2
2
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0
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4
4
14
4
2
0
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4
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4
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0
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8
2
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4
4
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2
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2
4
0
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4
0
0
0
0
5
2
0
0
0
10
0
2
0
6
0
0
0
2
0
2
0
0
4
6
0
6
4
