package chihou;import java.util.Scanner;public class kauiChang {    public static void main(String[] args) {        String[] names = new String[4];//保存订单人姓名        String[] dishMegs = new String[6];//保存所选择信息，包括菜单名及份数        int[] times = new int[4];//保存送餐时间        String[]addresses = new String[4];//保存送餐地址        int[]states = new int[4];//保存订单状态：0 表示已预订，1表示已完成        int[]sumPrices = new int[4];//表示订单的总金额        String[]dishNames ={
   "红烧鱼","酸辣鸡杂","麻婆豆腐","香辣小龙虾"};        double[]prices = new double[]{
   36.0,28.0,15.0,42.0};        int[]praiseNums = new int[5];        Scanner input = new Scanner(System.in);        int num = -1;//用户输入0是反回主菜单，否则退出系统        boolean isExit = false;//标记用户是否退出系统，trus为退出系统        System.out.println("欢迎使用'吃货联盟订单系统'");        //循环显示菜单，根据用户输入执行相应的功能        do{            System.out.println("**********************");            System.out.println("1,我要订餐");            System.out.println("2,查看餐单");            System.out.println("3,签收订单");            System.out.println("4,删除订单");            System.out.println("5,我要点赞");            System.out.println("6,退出系统");            System.out.println("**********************");            System.out.println("请选择");            int choose = input.nextInt();//记录用户的选择编号            boolean isAdd = false;//记录是否可以订餐            //根据用户的输入执行相应的功能            switch(choose){            case 1:                System.out.println("***我要订餐***");                for(int j=0;j
     
      0?praiseNums[i]+"赞":"0";                            System.out.println((i+1)+"\t" +dishNames[i]+"\t" +price+"\t" +praiseNum);                                                            }                        //用户点餐                        System.out.println("请选择您要点的菜的序号:");                        int chooseDish = input.nextInt();                        while(chooseDish<1||chooseDish>4){                            System.out.println("您输入的有误请重新输入1~4的整数");                            chooseDish = input.nextInt();                        }                        System.out.println("请选择您需要的份数:");                        int number = input.nextInt();                        String dishMeg = dishNames[chooseDish-1]+""+number+"份";                        double sumPrice = prices[chooseDish-1]*number;                        double deliCharge = (sumPrice>=50)?0.0:5.0;                        System.out.println("请选择送餐时间(送餐时间为10点到20间正点送餐)");                        int time = input.nextInt();                        while(time<10||time>20){                            System.out.println("您输入的有误,请重新输入10~20的整数!");                            time = input.nextInt();                        }                        System.out.println("请输入送餐地址:");                        String address = input.next();                        System.out.println("订单成功！");                        System.out.println("您订的是"+dishMeg);                        System.out.println("餐费:"+sumPrice+"元,送餐费"+deliCharge+"元,总计:"+(sumPrice+deliCharge)+"元。");                        names[j]=name;                        dishMegs[j]=dishMeg;                        times[j]=time;                        addresses[j]=address;                        sumPrices[j]=(int) (sumPrice+deliCharge);                        break;                    }                    if(!isAdd){                        System.out.println("对不起，您的餐袋已满!");                    }                }                break;            case 2:                System.out.println("***查看餐单***");                System.out.println("序号\t订单人\t\t餐品信息\t\t送餐时间\t\t送餐地址\t\t总金额\t\t订单状态");                for(int i=0;i
      
       0?praiseNums[i]+"赞":"";                    System.out.println((i+1)+"\t"+dishNames[i]+"\t"+price+"\t"+praiseNum);                }                System.out.println("请选择您要点赞的菜品序号:");                int priaiseNum = input.nextInt();                while(priaiseNum<1||priaiseNum>4){                    System.out.println("您输入的有误，请重新输入!");                    priaiseNum = input.nextInt();                }                praiseNums[priaiseNum]++;//点赞数加1                System.out.println("点赞成功!");                                break;            case 6:                isExit = true;                break;            }            if(!isExit){                System.out.println("输入0反回主菜单");                num = input.nextInt();                while(num!=0){                    System.out.println("输入有误请重新输入");                    num = input.nextInt();                }            }else{                break;            }        }while(num==0);    }}
      
     

输出结果图;

 

百度网盘代码下载链接：https://pan.baidu.com/s/1TW3CpMGhd3tpKBFB6pomAg

提取码：5g0v