package Bank;
import java.util.Scanner;
//處理業(yè)務(wù)

public class deal_service {
    public static void main(String[]args) {
    //創(chuàng)建實(shí)例化對(duì)象
    
        bank sum = new bank();
        int moneys=sum.money;//調(diào)用對(duì)象屬性money
      //鍵盤(pán)輸入---用于后續(xù)輸入用戶(hù)賬號(hào)和選擇業(yè)務(wù)
        Scanner sc = new Scanner(System.in);
        System.out.println("請(qǐng)輸入您的賬號(hào)：");
        int use_name = sc.nextInt();//接受用戶(hù)賬號(hào)
        String[]str=new String[use_name];
        System.out.println("歡迎光臨!"+use_name);
        //進(jìn)入業(yè)務(wù)選擇
        
        int pass_word=0;//記得業(yè)務(wù)選擇的變量要先初始化
        do {
            System.out.println("請(qǐng)輸入您要辦理的業(yè)務(wù)：");
            System.out.println("1：存款，2:取款，3：查詢(xún),0:退出");
            
            //接受用戶(hù)選擇的業(yè)務(wù)
             pass_word = sc.nextInt();
            if(pass_word==1){
                System.out.println("請(qǐng)輸入你要存款的金額：");

				//接受要存放的金錢(qián)數(shù)
                int money=sc.nextInt();
                sum.deposit(money);//將money傳入存款機(jī)
                System.out.println("存款成功！");
                System.out.println("----------");
                System.out.println();
            }
            else if(pass_word==2){
                System.out.println("請(qǐng)輸入您要取款的金額數(shù)：");
                //接受取款金額
                int money=sc.nextInt();

				//注意這里需要將取款與當(dāng)前用戶(hù)剩余余額進(jìn)行比較
                if(money>=sum.Inquire_money()-10){
                    System.out.println("您的余額不足！");
                }
                else{
                    sum.withdrawal(money);
                    System.out.println("取款成功！");
                    System.out.println("----------");
                }
            }
				//查詢(xún)余額
				
            else if(pass_word==3){
                System.out.println("您當(dāng)前余額剩余為"+(sum.Inquire_money()-10));
                System.out.println("----------");
            }
        } while (pass_word != 0);
        System.out.println("歡迎下次光臨！");
    }
}

package Bank;

public class bank {
    int money;

    //存款
    public void deposit(int money_a){
        this.money+=money_a;
    }

    //取款
    public void withdrawal(int money_b){
        this.money-=money_b;
    }

    //查詢(xún)---不需要返回值
    public int Inquire_money(){
        return money;
    }
}