题目描述

计算字符串最后一个单词的长度，单词以空格隔开。

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

    public static void main(String[] args) throws IOException{

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String str;
        while ( (str=br.readLine())!=null ){
            int count = 0;
            for (int i=0;i<str.length();i++){
                if (str.charAt(i) == ' '){
                    count = 0;
                }else {
                    count ++;
                }
            }
            System.out.println(count);
        }
    }
}