leetcode

0 class Solution {

1 public:

2 int lengthOfLastWord(string s) {

3 int i = s.size(), res = 0;

4 while (--i >= 0 && isspace(s[i]))

5 ;

6 while (i >= 0 && !isspace(s[i--]))

7 res++;

8 return res;

9 }

10 };