题解 | #字符串最后一个单词的长度#

public class Main {
        public static void main(String[] args){
            Scanner sc = new Scanner(System.in);
            String str = sc.nextLine();
            String[] strs = str.split(" ");
            String s = strs[strs.length-1];
            System.out.println(s.length());
        }
}