#include <algorithm>
#include <iomanip>
#include <cstdlib>
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cstdlib>
#include <ctime>
#include <cctype>
#include <fstream>



using namespace std;
const double TAX = 0.1;

class Airline
{
private:
	string tickettype;
	double ticketprice;
	int ticketquantity;

public:
	Airline(string, double, int);
	void setticketquantity(int);
	int getticketquantity() const;
	double getticketprice() const;
	double getTicketSubtotal() const;
	double gettax() const;
};

int main()
{
	return 0;
}

Airline::Airline(string type, double price, int quantity)
{
	tickettype = type;
	ticketprice = price;
	ticketquantity = quantity;

}

void Airline::setticketquantity(int quantity)
{
	ticketquantity += quantity;
}

int Airline::getticketquantity() const
{
	return ticketquantity;
}

double Airline::getticketprice() const
{
	return ticketprice;
}

double Airline::getTicketSubtotal() const
{
	return ticketprice * ticketquantity;
}

double Airline::gettax() const
{
	return getTicketSubtotal() * TAX;
}