source/program.lux


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(;lux)

(def (filter p xs)
  (All [a] (-> (-> a Bool) (List a) (List a)))
  (case xs
    #;Nil
    (list)

    (#;Cons [x xs'])
    (if (p x)
      (list& x (filter p xs'))
      (filter p xs'))))

(_jvm_program _
  (println "Hello, world!"))