题解 | #翻转单词序列#

public class Solution { public String ReverseSentence(String str) { String[] s = str.split(" "); String s1 = ""; int len = s.length; for(int i = len - 1;i >=0;i--){ if(i != 0){ s1 += s[i] +" "; }

        else{
         s1 += s[i];
        }
    }
    return s1;
}

}