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import java.util.Scanner;
 
public class A05 {
 
    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Scanner input = new Scanner(System.in);
        System.out.println("请输入消费金额:");
        int money = input.nextInt();
        if (money >= 50) {
            System.out.println("是否参加优惠换购活动:");
            System.out.println("1.满50元,加2元换购百事可乐饮料1瓶");
            System.out.println("2.满100,加3元换购500ml可乐一瓶");
            System.out.println("2.满100,加10元换购5公斤面粉");
            System.out.println("4.满200元,加10元换购苏泊尔炒锅一个");
            System.out.println("5.满200元,加20元可换购欧莱雅爽肤水1瓶");
            System.out.println("0.不换购");
            System.out.print("请选择:");
            int choice = input.nextInt();
            String show = null;
            switch (choice) {
            case 1:
                show = "百事可乐饮料1瓶";
                money = money + 2;
                break;
            case 2:
                show = "500ml可乐一瓶";
                money = money + 3;
                break;
            case 3:
                show = "5公斤面粉";
                money = money + 10;
                break;
            case 4:
                money = money + 10;
                show = "苏泊尔炒锅一个";
                break;
            case 5:
                money = money + 20;
                show = "欧莱雅爽肤水1瓶";
                break;
            case 0:
                System.out.println("本次消费金额"+money);
                System.exit(0);
                break;
 
            default:
                System.out.println("输入有误!程序异常结束!");
                break;
            }
            System.out.println("本次消费金额:"+money+"元");
            System.out.println("成功换购,"+show);
        } else {
            System.out.println("您的消费你符合活动条件!");
        }
    }
 
}