This glob thing is a bit weird.
Good Luck!
Consider also: 
#!/usr/bin/perl
use strict;
use warnings;

my @combos = glob "{a,b,c}{1,2}"; 
print "@combos\n";

__END__
Prints:
a1 a2 b1 b2 c1 c2

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In reply to Re^3: Sum of N elements in an M element array by Marshall
in thread Sum of N elements in an M element array by abhay180

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