2016 Update
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7965 changed files with 139854 additions and 31002 deletions
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Task/Empty-directory/PARI-GP/empty-directory-1.pari
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Task/Empty-directory/PARI-GP/empty-directory-1.pari
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chkdir(d)=extern(concat(["[ -d '",d,"' ]&&ls -A '",d,"'|wc -l||echo -1"]))
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Task/Empty-directory/PARI-GP/empty-directory-2.pari
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Task/Empty-directory/PARI-GP/empty-directory-2.pari
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dir_is_empty(d)=!chkdir(d)
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