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  1. or download this
        foreach my $file (<passwd.*>){
        open (PASSWD,"$file");
    
  2. or download this
        $nf="file1";
        open (NEWFILE, ">$nf");
    
  3. or download this
        while (<PASSWD>) {
                ($login, $passwd, $uid, $gid,
    ...
        foreach $login ($SKIP) {
            next if $login eq $SKIP;
        }
    
  4. or download this
        @SKIP = ('adrian','adm','sys','alcatel');
        delete @USERS {@SKIP};
        foreach $login (sort keys %USERS) {
            ...
        }
    
  5. or download this
        #next if ($login =~ /adrian|adm|sys|alcatel/);
    
  6. or download this
      
            print NEWFILE "$login\n";
            }
            close (NEWFILE);