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Answers and rating deltas for

what are the fast algorithms to find duplicate elements in a collection and group them?

Author Votes Δ
derobert 11 +1.59
Nathan 7 +3.99
Alex Martelli 3 +0.67
CB Bailey 2 +0.34
hhafez 1 +0.36
Martin v. Löwis 1 -0.26
lavinio 0 -1.23
ttvd 0 -2.22
jalf 0 -1.59
Alexandre Rademaker 0 0.00
Last visited: Sep 14, 2014, 5:07:29 AM