java82.java82.zip

import java.util.Scanner; public class Main{ public static void main(String[] args) { Scanner scanner=new Scanner(System.in); String[] menunames={"红烧带鱼","鱼香肉丝","时令鲜蔬"}; double[] prices={38.0,20.0,10.0}; int[] praises={0,0,0}; int num=4; String[] names=new String[num]; String[] dishnames=new String[num]; int[] dishcounts=new int[num]; int[] times=new int[num]; String[] addresses=new String[num]; boolean[] status=new boolean[num]; double[] sumprices=new double[num]; names[0]="张晴"; dishnames[0]="红烧带鱼"; dishcounts[0]=2; times[0]=3; addresses[0]="天成路207号"; status[0]=false; sumprices[0]=76.0; names[1]="张晴"; dishnames[1]="鱼香肉丝"; dishcounts[1]=2; times[1]=10; addresses[1]="天成路207号"; status[1]=true; sumprices[1]=20.0; System.out.println("\n欢迎使用“吃货联盟订餐系统”"); while (true){ int index=names.length; for (int i=0;i<names.length;i++){ if (names[i]==null){ index=i; break; } } System.out.println("****************************"); System.out.println("1.我要订餐"); System.out.println("2.查看餐袋"); 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.print("请选择："); int choose=scanner.nextInt(); switch (choose){ case 1: if (index==names.length){ System.out.println("抱歉，现在订单已满，不能继续下单"); } else { System.out.print("请输入订单人姓名："); names[index]=scanner.next(); System.out.println("序号\t名称\t\t单价\t点赞数"); for (int i=0;i<menunames.length;i++){ System.out.println((i+1)+"\t"+menunames[i]+"\t"+prices[i]+"\t"+praises[i]); } System.out.print("请输入序号点菜："); int a; while (true){ a=scanner.nextInt(); if (a>=1&&a<=menunames.length){ dishnames[index]=menunames[a-1]; break; } else { System.out.print("输入错误！请重新输入序号："); } } System.out.print("请输入份数："); while (true){ int b=scanner.nextInt(); if (b>0){ dishcounts[index]=b; break; } else { System.out.print("输入错误！请重新输入数量："); } } System.out.print("请输入送餐时间（10：00-20：00）："); while (true){ int c=scanner.nextInt(); if (c>=10&&c<=20){ times[index]=c; break; } else { System.out.print("输入错误！请重新输入送餐时间（10：00-20：00）："); } } System.out.print("请输入送餐地址："); addresses[index]=scanner.next(); sumprices[index]=prices[a-1]*dishcounts[index]; if (sumprices[index]<50){ System.out.println("当单笔订单金额小于50元的时候，额外收取6元送餐费"); sumprices[index]+=6; } System.out.println("订餐人信息："); System.out.println("姓名：\t"+"\n菜名：\t"+"\n数量：\t"+"\n送餐时间：\t"+"\n送餐地址：\t"+"\n总金额：\t"+"元"); } System.out.print("输入任意整数返回"); scanner.nextInt(); break; case 2: System.out.println("序号\t姓名\t菜名\t\t份数\t送餐时间\t\t送餐地址\t\t状态\t总金额"); for (int i=0;i<index;i++){ System.out.println((i+1)+"\t"+names[i]+"\t"+dishnames[i]+"\t\t"+dishcounts[i]+"\t"+times[i]+"\t\t"+addresses[i]+"\t\t"+(status[i]?"已签收":"未签收")+"\t"+sumprices[i]+"元"); } System.out.print("输入任意整数返回"); scanner.nextInt(); break; case 3: System.out.println("序号\t姓名\t菜名\t\t份数\t送餐时间\t\t送餐地址\t\t状态\t总金额"); for (int i=0;i<index;i++){ System.out.println((i+1)+"\t"+names[i]+"\t"+dishnames[i]+"\t\t"+dishcounts[i]+"\t"+times[i]+"\t\t"+addresses[i]+"\t\t"+(status[i]?"已签收":"未签收")+"\t"+sumprices[i]+"元"); } System.out.print("请输入序号签收订单："); while (true){ int a=scanner.nextInt(); if (a>=1&&a<=index){ status[a-1]=true; break; } else { System.out.print("输入错误！请重新输入序号："); } } System.out.println("序号\t姓名\t菜名\t\t份数\t送餐时间\t\t送餐地址\t\t状态\t总金额"); for (int i=0;i<index;i++){ System.out.println((i+1)+"\t"+names[i]+"\t"+dishnames[i]+"\t\t"+dishcounts[i]+"\t"+times[i]+"\t\t"+addresses[i]+"\t\t"+(status[i]?"已签收":"未签收")+"\t"+sumprices[i]+"元"); } System.out.print("输入任意整数返回"); scanner.nextInt(); break; case 4: System.out.println("序号\t姓名\t菜名\t\t份数\t送餐时间\t\t送餐地址\t\t状态\t总金额"); for (int i=0;i<index;i++){ System.out.println((i+1)+"\t"+names[i]+"\t"+dishnames[i]+"\t\t"+dishcounts[i]+"\t"+times[i]+"\t\t"+addresses[i]+"\t\t"+(status[i]?"已签收":"未签收")+"\t"+sumprices[i]+"元"); } System.out.print("请输入序号删除订单："); while (true){ int a=scanner.nextInt(); if (a>=1&&a<=index){ for (int i=a-1;i<index-1;i++){ names[i]=names[i+1]; dishnames[i]=dishnames[i+1]; dishcounts[i]=dishcounts[i+1]; times[i]=times[i+1]; addre