in reply to Dealing with Hash Table

A one-liner:

perl -nle"@t=(sort{(split' ',$b)[1]<=>(split' ',$a)[1]}@t,$_)[0..19]}{print + for @t" junk.dat

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.