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Answers and rating deltas for

Ruby Regular expressions (regex): character appear only once at most

Author Votes Δ
Chris Heald 5 +1.36
greedybuddha 4 +0.94
pguardiario 2 -0.22
Catnapper 1 -1.64
Ven 0 -1.58
Last visited: Sep 14, 2014, 5:07:29 AM