use Data::Dumper;
use List::Util qw(sum);

# Grab text files from archive directory with glob function
@files = glob ('/export/home/date_file*);
$arrCount = scalar(@files);

my @types = ("AB", "AC", "AD", "AE", "FG");

my @counts = ($AB, $AC, $AD, $AE, $FG);

for($i = 0; $i < (@counts) ; $i++ ) {
        @counts[$i] = 0;
}

for($i = 0; $i < $arrCount; $i++) {
        $file = @files[$i];
        open(FILE, $file) or die "Can't open `$file': $!";
        @lines = <FILE>;
        close FILE;

        foreach $line (@lines) {
                $str = $line;
                $var = substr($str, 41, 2);
                for( $i=0; $i<(@types); $i++ ) {
                        if ( $var eq "@types[$i]" ){
                                @counts[$i]++;
                        }
                }
        }
}

my $sum = 0;
for ( @counts) {
    $sum += $_;
}


for( $j=0; $j<(@types); $j++ ) {

    print "@types[$j]\t: @sums[$j] \n";
    $j = $j + 1;

}

print "Total     \t: $sum";

##</code><code>##

#!/usr/bin/perl
use warnings;
use strict;

use List::Util qw(sum);

# Grab text files from archive directory with glob function
@ARGV = glob '/export/home/date_file*';

my %counts = (
    AB => 0,
    AC => 0,
    AD => 0,
    AE => 0,
    FG => 0,
    );

while ( my $line = <> ) {
    my $var = substr $line, 41, 2;
    $counts{ $var }++ if exists $counts{ $var };
    }

my $sum = sum values %counts;

for my $type ( keys %counts ) {
    print "$type\t: $counts{$type}\n";
    }

print "Total     \t: $sum";