[4Clojure]解题记录-#70

Difficulty:	Medium
Topics:	sorting

 

Write a function that splits a sentence up into a sorted list of words. Capitalization should not affect sort order and punctuation should be ignored.

 

(= (__  "Have a nice day.")  ["a" "day" "Have" "nice"])

 

(= (__  "Clojure is a fun language!")  ["a" "Clojure" "fun" "is" "language"])

 

(= (__  "Fools fall for foolish follies.")  ["fall" "follies" "foolish" "Fools" "for"])

 

相对简单，因为没有特殊限制： 长度：69

 

(fn [x] 
  (sort #(compare (.toLowerCase %)(.toLowerCase %2)) (re-seq #"\w+"x)))