package ZUOYE;

import java.util.Scanner;

public class Zuoye30807 {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		double pay = 0;
		System.out.println("请输入消费金额:");
		double money = sc.nextDouble();
		System.out.println("1:满50元,加2元换购百事可乐饮料一瓶.");
		System.out.println("2:满100元,加3元换购500ml可乐一瓶.");
		System.out.println("3:满100元,加10元换购5公升汽油.");
		System.out.println("4:满200元,加10元换购苏泊尔锅.");
		System.out.println("5:满200元,加20元换购欧莱雅爽肤水一瓶.");
		System.out.println("请选择:");
		int num = sc.nextInt();
		switch (num) {
		case 1: {
			if (money >= 50) {
				pay = money + 2;
				System.out.printf("本次消费总金额为" + pay);
				System.out.println("成功换购百事可乐饮料一瓶");
			} else {
				System.out.println("金额不足,请继续消费.");
			}
			break;
		}
		case 2: {
			if (money >= 100) {
				pay = money + 3;
				System.out.printf("本次消费总金额为:" + pay);
				System.out.println("成功换购500ml可乐");
			} else {
				System.out.println("金额不足,请继续消费.");
			}
			break;
		}
		case 3: {
			if (money >= 100) {
				pay = money + 10;
				System.out.printf("本次消费总金额为" + pay);
				System.out.println("成功换购苏泊尔锅.");
			} else {
				System.out.println("金额不足,请继续消费.");
			}
			break;
		}
		case 4: {
			if (money >= 200) {
				pay = money + 10;
				System.out.printf("本次消费总金额为" + pay);
				System.out.println("成功换购5公升汽油.");
			} else {
				System.out.println("金额不足,请继续消费.");
			}
			break;
		}
		case 5: {
			if (money >= 200) {
				pay = money + 20;
				System.out.printf("本次消费总金额为" + pay);
				System.out.println("成功换购莱雅爽肤水一瓶");
			} else {
				System.out.println("金额不足,请继续消费.");
			}
			break;
		}
		case 0: {
			System.out.printf("本次消费总金额为:" + pay);
			System.out.println("不换购!");
			break;
		}
		default:
			System.out.println("输入错误,请重新输入!");
		}

	}
}