package importjava.util.Scanner;
public abstract class paylist {;
public abstract Stalic void main(String[] args) {;
double money=5000D;
System.out.println(“請您選擇出行的月份:1~12月“);
int choose=input.nextlnt();
int botton=0;
if((yue>3)&&(yue<=12) {
if(motnth>=4&&moth<=10);
System.out.printin(“請問您選擇頭等艙還是經濟艙?頭等艙輸入1,經濟艙輸入2”);
botton=input.nextlnt();
if(botton==1) {;
money=moner*0.5D;
System.out.print("您的機票價格:"+money);
}
else if(botton==2) {;
moner=0.8D
}
else{
lf(chooes==1)
money*0.5D
lf(choose==2){
money=Moey*0.4D;
{
{
Ststem.out.print("您的機票價格:"+money);
}}