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Answers and rating deltas for

How do I return a printf statement if the user inputs nothing?

Author Votes Δ
Jess 1 +4.70
Gareth McCaughan 0 -0.17
sverre 0 -0.55
pmg 0 -0.10
Jerry Coffin 0 -0.29
Martin Thompson 0 -1.09
AndersK 0 +0.18
Last visited: Sep 14, 2014, 5:07:29 AM