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Answers and rating deltas for

What's the simplest way to check that values aren't empty in 2D array?

Author Votes Δ
hakre 6 +0.96
Fabrizio 0 +0.04
George Cummins 0 -0.52
Phil -2 -3.63
Last visited: Sep 14, 2014, 5:07:29 AM