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2016 Update

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This commit is contained in:
Tina Müller 2016-12-05 22:15:40 +01:00
parent 948b86eafa
commit dcf5d15da3
7965 changed files with 139854 additions and 31002 deletions
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5
Task/Roman-numerals-Decode/Clojure/roman-numerals-decode.clj
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@ -1,6 +1,7 @@
;; Incorporated some improvements from the alternative implementation below
(defn ro2ar [r]
(->> (reverse r)
(replace (zipmap "MDCLXVI" [1000 500 100 50 10 5 1]))
(->> (reverse (.toUpperCase r))
(map {\M 1000 \D 500 \C 100 \L 50 \X 10 \V 5 \I 1})
(partition-by identity)
(map (partial apply +))
(reduce #(if (< %1 %2) (+ %1 %2) (- %1 %2)))))