@@ -0,0 +1,422 @@
+public class Solution %7B%0A    public String reverseWords(String s) %7B%0A        String words %5B%5D = s.trim().split(%22%5C%5Cs+%22);%0A        %0A        StringBuilder retStr = new StringBuilder();%0A        for(int i=words.length-1; i%3E=0; i--) %7B%0A            if(!words%5Bi%5D.isEmpty()) %7B%0A                retStr.append(words%5Bi%5D);%0A                retStr.append(%22 %22);%0A            %7D%0A        %7D%0A        %0A        return retStr.toString().trim();%0A    %7D%0A%7D%0A

Create Reverse_Words_in_a_string.java