Length of Last Word

 1 public class Solution {
 2     public int lengthOfLastWord(String s) {
 3         if(0 == s.length())
 4             return 0;
 5         s = s.trim();
 6         int count = 0;
 7        
 8         for(int i = s.length() - 1; i >= 0;i--){
 9             if(‘ ‘ == s.charAt(i)){
10                 break;
11             }
12             count++;
13         }
14         return count;
15     }
16 }