leetcode58

public class Solution {
    public int LengthOfLastWord(string s) {
        s = s.Trim();
            if (s.Length ==  || s.Trim().Length == )
            {
                return ;
            }
            var len = s.Length;

            var list = s.Split(' ');
            var word = list[list.Length - ];
            return word.Length;
    }
}

https://leetcode.com/problems/length-of-last-word/#/description