Kah0ona

(deftest complex-params-to-str
  ; other clauses.
  (is (= "d=b%20c" (params-to-str {"d" "b c"})))
  (is (= "d=b%20%26%20c" (params-to-str {"d" "b & c"}))))

Kah0ona

import Data.List

t :: [Double] -> [[Char]]
t f  = 
		let 
			perms = permutations f
			opers =	[("+", (+)), ("-", (-)), ("*", (*)), ("/" ,(/))]
		in
			["(((" ++ (show $ truncate a) ++ n1 ++ (show $ truncate b) ++ ")" ++ n2 ++ (show $ truncate c) ++ ")" ++ n3 ++ (show $ truncate d) ++ ")" |
									 [a ,b ,c ,d ] <- perms,

Kah0ona

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