摘要:
//车票类 public class Ticker { //车票应该有发出地、终点、票价等信息 private String start; private String end; private Float price; public Ticker(){} public Ticker(String 阅读全文
摘要:
//创建的User类型 public class User { private String ausername; //用户名 private String apassword;//密码 private Float abalance;//余额 public User(){} public User( 阅读全文