ATM JAVA编写模拟程序

import java.io.*;

/*该类为实现客户信息及部分功能*/
class Account {
 private String code    =null;   //信用卡号
 private String name    =null;   //客户姓名
 private String password=null;   //客户密码
 private double money   =0.0;   //卡里金额
 
 /********************/
 public Account(String code,String name,String password,double money)
 {
  this.code=code;
  this.name=name;
  this.password=password;
  this.money=money;
 }
  protected String get_password() {
  return password;
 }
 protected String get_Code() {
  return code;
 }
 
 protected String get_Name() {
  return name;
 }
 
 protected String get_Password() {
  return password;

 }
 
 public double get_Money() {
  return money;
 }
  protected void xiugaimima(String p)
  {
   password=p;
  }
 
 /*得到剩余的钱的数目*/
 protected void set_Balance(double mon) {
  money -= mon;
 }
}

/**********实现具体取款机功能*********/
class ATM {
 Account act;
// private String name;
// private String pwd;
 
 public ATM() {
  act=new Account("000000","Devil","123456",50000);
 }
 
 /***********欢迎界面***********/
 protected void Welcome()
 {
  String str="---------------------------------";