in reply to The Uniqueness of hashes.
Nice. A variation on the unique/duplicate stuff:
The values in %_ are positive if in @foo, negative if in @bar and 0 if in both.# Assuming @foo and @bar dont contain duplicates in themselves... $_{$_}++ for @foo; $_{$_}-- for @bar;
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Re^2: RFC: The Uniqueness of hashes.
by graff (Chancellor) on Sep 25, 2005 at 16:49 UTC |
In Section
Meditations