Questions on 'pdf file' tag
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1
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749
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1
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1094
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0
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1
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744
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0
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1
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634
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0
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1
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613
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0
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1
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619
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0
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1
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798
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0
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1
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686
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0
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1
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748
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0
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1
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609
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0
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1
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535
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0
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1
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715
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0
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1
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558
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0
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1
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516
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1
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1
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680
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0
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1
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657
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0
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1
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554
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1
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1
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646
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0
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1
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678
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1
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1
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740
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0
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1
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693
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0
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1
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608
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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
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647
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0
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1
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649
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0
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1
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543
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1
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576
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1
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715
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1
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793
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0
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1
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818
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1
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783
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1
answer
734
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1
answer
824
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0
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1
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912
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0
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1
answer
774
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