@array = (['CCI003', '1', 'M'], 
          ['CCI002', '1', 'N'],
          ['CCI001', '1', 'U'],
          ['CCI002', '2', 'N'])

##</code><code>##

(['CCI001', '1', 'U'], 
 ['CCI002', '1', 'N'], 
 ['CCI002', '2', 'N'], 
 ['CCI003', '1', 'M'])

##</code><code>##

#!/usr/perl5/bin 

use strict;
my @array;
my $intElements;
my @prefix1;
my @prefix2;
my @prefix3;
my @prefix4;
my @sorted;

@prefix1 = ('CCI003', '1', 'M');
@prefix2 = ('CCI002', '1', 'N');
@prefix3 = ('CCI001', '1', 'U');
@prefix4 = ('CCI002', '2', 'N');

print STDOUT "Individual arrays: \n";
print STDOUT "@prefix1 \n";
print STDOUT "@prefix2 \n";
print STDOUT "@prefix3 \n";
print STDOUT "@prefix4 \n";

$intElements = push @array, \@prefix1;
$intElements = push @array, \@prefix2;
$intElements = push @array, \@prefix3;
$intElements = push @array, \@prefix4;

print STDOUT "Final Array: \n";

foreach my $rec (@array) {
	print STDOUT "$rec->[0], $rec->[1], $rec->[2] \n";
}

@sorted = sort {$$a[0] <=> $$b[0]} @array;

print "\n";
print STDOUT "Sorted Array:  \n";
foreach my $rec (@sorted) {
	print STDOUT "$rec->[0], $rec->[1], $rec->[2] \n";
}