import java.io.*;
import java.util.*;
public class Xiti3
{
  private String zhanghao,xm,opentime,haoma; 
  private int num=0;
  public Xiti3(String zhanghao,String xm,String opentime,String haoma,int num)
  {
    this.zhanghao=zhanghao;
    this.xm=xm;
    this.opentime=opentime;
    this.haoma=haoma;
    this.num=num;
  }
  public void withdrawal(int n)
  {
    if(n<=num)
    {
      num=num-n;
      System.out.println("余额为："+num);
    }
    else System.out.println("余额不足!");
  }
  public void saving(int n)
  {
    num=num+n;
    System.out.println("余额为："+num);
  }
  public static void main(String args[]) throws IOException
  {
    byte buffer[]=new byte[20];
    String zh,xm,ot,hm;
    int n;
    System.out.print("帐号: ");
    System.in.read(buffer);
    zh=new String(buffer).trim();
    System.out.print("姓名: ");
    System.in.read(buffer);
    xm=new String(buffer).trim();
    System.out.print("身份证号码: ");
    System.in.read(buffer);
    hm=new String(buffer).trim();
    //System.out.println(hm.length());
    //System.out.println(hm);
    System.out.print("存款金额: ");
    System.in.read(buffer);
    n=Integer.parseInt(new String(buffer).trim());
    Date now=new Date();
    ot=now.toString();
    Xiti3 a=new Xiti3(zh,xm,ot,hm,n);
    boolean flag=true;
    while(flag)
    {
      System.out.println("请选择操作: 1.存款 2.取款 3.退出");
      System.in.read(buffer);
      try{
        n=Integer.parseInt(new String(buffer).trim());
       }
      catch(Exception e)
      {
        System.out.println("捕获");
      }
      switch(n)
      {
     case 1: System.out.print("存款金额: ");
                 System.in.read(buffer);
                 n=Integer.parseInt(new String(buffer).trim());
                 a.saving(n);
                 break;
     case 2: System.out.print("取款金额: ");
                 System.in.read(buffer);
                 n=Integer.parseInt(new String(buffer).trim());
                 a.withdrawal(n);
                 break;
     case 3: flag=false;
                 break;
     default: System.out.println("操作错误!");
      }
    }
  }
}