题解 | #字符串最后一个单词的长度#

import java.util.Scanner; import java.io.*;

public class Main { public static void main(String[] args) throws Exception{ BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String str; while((str = br.readLine()) != null) { System.out.println(str.length() - str.lastIndexOf(" ") - 1); } } }