4
0
4
0
6
4
6
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6
0
6
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4
0
8
0
4
0
6
0
8
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8
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8
6
15
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6
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17
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8
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8
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10
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8
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13
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14
4
4
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6
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6
6
12
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11
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25
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23
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6
0
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6
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6
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0
4
8
