JAVA实操代码练习1

购物商店

import java.util.Scanner;

public class gowueasy {
   
        public static void main(String[] args) {
   
            Scanner ke = new Scanner(System.in);
            System.out.println("欢迎来到云购物！！！");
            System.out.println("**********************\n商品列表：\n1.巧克力\t2.红牛\t3.娃哈哈\n**********************");

            String YN = "y";
            float money;
            float zmoney = 0.0f;
            int num;
            int znumone = 0, znumtwo = 0, znumthree = 0, zznum = 0;
            String name = "";
            String zname = "";

                    while (YN.equals("y")) {
   
                        System.out.println("请输入产品编号：");
                        int a = ke.nextInt();
                        switch (a) {
   
                            case 1:
                                name = "士虎";
                                money = 1.1f;
                                System.out.println("请选择购买的数量：");
                                num = ke.nextInt();
                                znumone += num;
                                zmoney += money * num;
                                zname += name + znumone + "\t";
                                break;
                            case 2:
                                name = "黑牛";
                                money = 2.2f;
                                System.out.println("请选择购买的数量：");
                                num = ke.nextInt();
                                znumtwo += num;
                                zmoney += money * num;
                                zname += name + znumtwo + "\t";
                                break;
                            case 3:
                                name = "雷碧";
                                money = 3.3f;
                                System.out.println("请选择购买的数量：");
                                num = ke.nextInt()
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