Questions on 'pdf file' tag
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1
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657
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1
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654
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0
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1
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737
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0
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1
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650
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0
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1
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629
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0
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1
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624
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0
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1
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687
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0
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1
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671
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0
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1
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680
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0
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1
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641
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0
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1
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650
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0
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1
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642
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0
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1
answer
618
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0
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1
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586
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0
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1
answer
654
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0
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1
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576
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0
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1
answer
642
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0
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1
answer
668
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0
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1
answer
557
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0
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1
answer
676
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0
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2
answer
651
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0
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2
answer
669
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0
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1
answer
672
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0
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2
answer
580
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0
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1
answer
556
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0
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2
answer
602
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0
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1
answer
608
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0
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1
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585
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0
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1
answer
585
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0
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1
answer
579
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0
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1
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599
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0
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1
answer
635
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0
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1
answer
607
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0
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1
answer
579
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0
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1
answer
607
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