7
202
1
12

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1
1
1
1
1
1
1
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1
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1
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1
1
1
1
1
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1
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1
1
1
1
1
1
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1
1
1
1
1
1
2
1
2
5
1
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1
1
3
1
2
2
3
2
2
1
1
1
3
1
4
3
1
1
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1
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1
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1
3
1
5
2
1
3
1
1
4
1
3
2
1
1
3
1
3
13
3
1
1
1
1