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Answers and rating deltas for

How do i reduce the following code to one line in Ruby?

Author Votes Δ
Joel AZEMAR 12 +4.16
Miki 1 +0.85
Pavling 0 -2.41
Vicky Chijwani 0 -2.60
Last visited: Sep 14, 2014, 5:07:29 AM