chengling

摘要： 1 package cn.hello; 2 3 public class Student implements Comparable{ 4 public String name; 5 int age; 6 public String address; 7 publ... 阅读全文

摘要： 1 public class Test01{ 2 public static void main(String[] args) { 3 ArrayList list=new ArrayList(); 4 System.out.println("请输入数据："... 阅读全文