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Problem Reverse Worlds in a String
Problem Description:
Given an input string, reverse the string word by word.
For example,
Given s = "the sky is blue",
return "blue is sky the".
Solution:
1 public String reverseWords(String s) { 2 String[] words = s.trim().split("\\s+"); 3 String reverseStr = ""; 4 for (int i = words.length - 1; i >= 0 ; i--) { 5 reverseStr += words[i] + " "; 6 7 } 8 9 return reverseStr.trim();10 }
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