java基础4

package dvdpackage;

import java.util.Scanner;

public class main {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        int bt1;
    
        Scanner input = new Scanner(System.in);
        do{System.out.println("❤❤欢迎使用迷你DVD管理系统❤❤");
        System.out.println("------------------");
        System.out.println("☀1.新增DVD");
        System.out.println("☀2.查看DVD");
        System.out.println("☀3.删除DVD");
        System.out.println("☀4.借出DVD");
        System.out.println("☀5.归还DVD");
        System.out.println("☀6.退出DVD管理系统");
        System.out.println("-------------------");
        System.out.println("请选择功能！");
        bt1=input.nextInt();
        switch (bt1) {
        case 1:System.out.println("新增DVD");
        System.out.println("请输入电影名");
        input.next();
        do{System.out.println("新增完成，按0返回");bt1 =input.nextInt();}
        while(bt1!=0);
        
        
        break;
        
        
        case 2:System.out.println("查看DVD");
        System.out.println("请输入要查看电影的片名");
        input.next();
        do{System.out.println("查看完成，按0返回");bt1 =input.nextInt();}
        while(bt1!=0);
        
        break;
        case 3:System.out.println("删除DVD");
        System.out.println("输入要删除的电影名字");
        input.next();
        do{System.out.println("删除完成，按0返回");bt1 =input.nextInt();}
        while(bt1!=0);
        
        break;
        case 4:System.out.println("借出DVD");
        System.out.println("输入借出电影的名字");
        input.next();
        do{System.out.println("查看借出完成，按0返回");bt1 =input.nextInt();}
        while(bt1!=0);
        
        break;
        case 5:System.out.println("归还DVD");
        System.out.println("输入归还影片的名字");
        input.next();
        do{System.out.println("归还完成，按0返回");bt1 =input.nextInt();}
        while(bt1!=0);
        
    break;
        case 6:System.out.println("退出DVD");
        System.out.println("真的退出吗");
            return;
               default:System.out.println("输入错误，重新输入");
        
            break;
        }}while(true);
    }

}