[java]代码库
import java.util.*;
public class UserInterface
{
public static void main(String args[]){
Cards card0 = new Cards();
Cards card1 =new SavingsCard();
Cards card2 =new CreditCard();
int k=-1;
Scanner scan = new Scanner(System.in);
Scanner scan0 = new Scanner(System.in);
Scanner scan1 = new Scanner(System.in);
Scanner scan2 = new Scanner(System.in);
do{
System.out.println("银行卡管理系统");
System.out.println("1.开卡");
System.out.println("2.存款");
System.out.println("3.取款");
System.out.println("4.查询余额");
System.out.println("0.退出系统");
System.out.println("请输入:");
k = scan.nextInt();
switch(k){
case(1):{
System.out.println("请输入开卡类型:\n1.储蓄卡\n2.信用卡");
int j;
j = scan0.nextInt();
switch(j){
case(1):{
card0 = card1;
System.out.println("您已开通储蓄卡!");
break;
}
case(2):{
card0 = card2;
System.out.println("您已开通信用卡!");
break;
}
default:{
System.out.println("非法输入。");
break;
}
}
break;
}
case(2):{
System.out.println("请输入存款金额:");
card0.saveMoney(scan1.nextDouble());
break;
}
case(3):{
System.out.println("请输入取款金额:");
card0.takeMoney(scan2.nextDouble());
break;
}
case(4):{
System.out.println("账户余额为:"+card0.getBalance());
break;
}
case(0):{
break;
}
default:{
System.out.println("非法输入。");
}
}
}while(k!=0);
scan.close();
scan0.close();
scan1.close();
scan2.close();
}
}
[源代码打包下载]
初级程序员
by: 赶蚊子 发表于:2017-06-20 11:05:16 顶(0) | 踩(0) 回复
刚好也在写这个,受教
回复评论