Created
November 13, 2011 16:41
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Clojure implementation for KataPotter
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| (def book-price 8) | |
| (def discounts [1 1 0.95 0.90 0.80 0.75]) | |
| (defn price [books] | |
| (let [uniques (set books) | |
| discount (discounts (count uniques))] | |
| (+ (* (count uniques) book-price discount))) (price (remove books uniques))) |
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