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LVMBDV/euler2.clj

Created February 23, 2018 17:27
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euler2.clj
(defn fib
([] (fib 1 1)) ; start with x = y = 1
([x y] (lazy-seq (cons x (fib y (+ x y)))))) ; x = y and y = x + y
(println (reduce + (filter even?
(take-while #(< % 4000000) (fib)))))
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