Please try to understand how the code works, especially the loop with the two nested maps °

Your desired changes are trivial then.

I did the demo in the debugger to help you experiment. Please use strict and warnings when translating into a script.

We are glad to answer your questions.

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery FootballPerl is like chess, only without the dice

°) could also be translated into a 3 level for loop if it's easier to understand for you.

In reply to Re^5: Combinations of lists, etc by LanX
in thread Combinations of lists to a hash by tel2

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