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Answers and rating deltas for

How do I find the 2 most frequent letters in a string and return a new string with them with javascr

Author Votes Δ
Josh Beam 2 +0.71
Geeky 1 -0.05
jdmdevdotnet 0 -1.27
sam -1 -4.02
Last visited: Feb 7, 2017, 6:05:46 AM