买飞机票时,机票会按照淡季,旺季,头等舱,经济舱的情况进行相应的优惠。
优惠方案如下:
5-10月为旺季,头等舱9折,经济舱8.5折;11-4月为淡季,头等舱7折,经济舱6.5折
计算用户当前机票的优惠价。
package com.ty.Coffeefactory;
import java.util.Scanner;
public class Client {
public static void main(String[] args) {
double p = s(1000,8,"经济舱");
System.out.println(p);
}
public static double s(double price, int month, String type) {
if (month >= 5 && month <= 10) {
switch (type) {
case "头等舱":
price *= 0.9;
case "经济舱":
price *= 0.85;
}
} else {
switch (type) {
case "头等舱":
price *= 0.7;
case "经济舱":
price *= 0.65;
}
}
return price;
}
}
代码运行如下:
com.ty.Coffeefactory.Client
850.0
Process finished with exit code 0