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Answers and rating deltas for

What's the most efficient way to check for duplicates in an array of data using Perl?

Author Votes Δ
Schwern 19 +1.28
Zaid 15 +2.99
Ether 7 +0.01
Jim Dennis 5 -0.64
mechanical_meat 2 -1.46
Andy Lester 1 0.00
ardnew 0 0.00
Last visited: Sep 14, 2014, 5:07:29 AM