Java

public abstract class Reserv implements Classes { int seat; String way , TClass; double price; public Reserv() { } public Reserv(String TClass_2,int seat_2,String way_2) { super(); TClass=TClass_2; seat=seat_2; way=way_2; if(TClass.equals("First Class")) price=first_class; else if(TClass.equals("Business Class")) price=business_class; else if(TClass.equals("Economy Class")) price=economy_class; } public abstract double GetPrice(); public abstract String GetPassenger(); public String GetInfo() { if(way.equals("Two Way")) price=price*2; return " Class: "+TClass+", Seats No : "+seat+", Way : "+way+ ", Cost : "+price+"SAR"; } }