Re^5: Searching and Coutning using 2 files with multiple columns

http://www.perlmonks.org?node_id=795950

in reply to Re^4: Searching and Coutning using 2 files with multiple columns
in thread Searching and Coutning using 2 files with multiple columns

OK. And now you have a challenge to understand why does it work. :)

Comment on Re^5: Searching and Coutning using 2 files with multiple columns

In Section Seekers of Perl Wisdom