http://qs321.pair.com?node_id=11138237


in reply to Re^2: Iterating over hash to find specific key to sum up the cost (updated)
in thread Iterating over hash to find specific key to sum up the cost

anyway I don't understand the requirement "sums up to 430" either.

FWIW: This old node shows a recursive walker to dive into a randomly nested structure.

The OP might want to adapt it to his needs.

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery