2017-05-24|1329阅|作者：小鱼宝宝|举报 摘要:jhjknkmm,t java.util.*;
public class UserInterface
{
public static void main(String args[]){
Cards card0 = new Cards();
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public class UserInterface
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public static void main(String args[]){
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Cards card0 = new Cards();
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Cards card1 =new SavingsCard();
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Cards card2 =new CreditCard();
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Scanner scan = new Scanner(System.in);
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Scanner scan0 = new Scanner(System.in);
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Scanner scan1 = new Scanner(System.in);
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Scanner scan2 = new Scanner(System.in);
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System.out.println("银行卡管理系统");
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System.out.println("1.开卡");
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System.out.println("2.存款");
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System.out.println("3.取款");
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System.out.println("4.查询余额");
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System.out.println("0.退出系统");
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System.out.println("请输入:");
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System.out.println("请输入开卡类型:\n1.储蓄卡\n2.信用卡");
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System.out.println("您已开通储蓄卡！");
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System.out.println("您已开通信用卡！");
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System.out.println("非法输入。");
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System.out.println("请输入存款金额:");
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card0.saveMoney(scan1.nextDouble());
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System.out.println("请输入取款金额:");
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card0.takeMoney(scan2.nextDouble());
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System.out.println("账户余额为:"+card0.getBalance());
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System.out.println("非法输入。");
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