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Answers and rating deltas for

How would you define map and filter using foldr in Haskell?

Author Votes Δ
tredontho 25 +4.08
Alessandro Vermeulen 15 +1.54
x13n 3 -1.60
coffeMug 1 0.00
Jakob Runge 1 -3.75
Last visited: Sep 14, 2014, 5:07:29 AM