Questions on 'pdf file' tag
0
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1
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823
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0
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1
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862
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0
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1
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1092
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0
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1
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830
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0
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1
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769
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0
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1
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767
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0
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1
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882
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0
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1
answer
868
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0
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1
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898
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0
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1
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809
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0
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1
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799
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0
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1
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784
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0
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1
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764
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0
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1
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714
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0
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1
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820
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0
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1
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714
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0
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1
answer
811
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0
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1
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886
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0
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1
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689
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0
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1
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857
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0
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2
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796
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0
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2
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850
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0
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1
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893
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0
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2
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734
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0
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1
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690
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0
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2
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751
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0
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1
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754
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0
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1
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718
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0
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1
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717
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0
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1
answer
734
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0
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1
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743
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0
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1
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803
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0
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1
answer
743
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0
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1
answer
727
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0
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1
answer
757
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