leetCode 58. Length of Last Word

58. Length of Last Word

class Solution {
    public int lengthOfLastWord(String s) {
        int lenIndex = s.length()-1;
        int len = 0;
        
        //마지막 단어 찾기
        for (int i=lenIndex; i>=0 && s.charAt(i)==' '; i--) 
            lenIndex--;
        //카운트하기
        for (int i=lenIndex; i>=0 && s.charAt(i)!=' '; i--) 
            len++;
        return len;
        
        }
}