摘要: import java.util.Scanner; //Scanner is in this package 明确导入 import java.util.*; //通配符导入 两者性能上无区别 public class //声明类 public static void main(String[] a 阅读全文
posted @ 2021-09-15 22:48 biscuitt 阅读(83) 评论(0) 推荐(0)