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Answers and rating deltas for

How to select one of n objects at random without knowing n at first?

Author Votes Δ
Sean Owen 5 +0.69
Ricky Bobby 1 +1.57
Mark Hobley 0 -1.09
Mysticial 0 -1.22
Ed Heal -1 -0.60
Last visited: Sep 14, 2014, 5:07:29 AM