Reverse Words in a String
2014-05-20 17:26
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水题一道,无需多言
public class Solution { public String reverseWords(String s) { s = s.trim(); String[] a = s.split(" "); String res = ""; for(int i=a.length-1;i>=0;i--){ if(a[i].trim().length() > 0) res = res + " " + a[i].trim(); } return res.trim(); } }
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