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Answers and rating deltas for

How do I use scanf to accept a default value by simply pressing Enter key?

Author Votes Δ
extraneon 4 +1.50
John Bode 3 +0.54
David Gelhar 1 -1.18
Thorsten79 1 -1.07
DevSolar 0 -1.51
Last visited: Sep 14, 2014, 5:07:29 AM