【Leetcode】Length of Last Word

题目链接：https://leetcode.com/problems/length-of-last-word/

题目：

' ', return the length of last word in the string.

If the last word does not exist, return 0.

Note:

For example, 

Given s = "Hello World",

return 5.

思路：

easy 不解释

算法：

 
1. public int lengthOfLastWord(String s) {  
2. " ");  
3. if (strs.length - 1 >= 0) {  
4. return strs[strs.length - 1].length();  
5. else {  
6. return 0;  
7.     }  
8.   
9. }