#include <iostream.h>
#include <fstream.h>


class CWheel {
	int diameter;
	int pressure;
	int mileage;
public:
	void SerializeToDisk(fstream*);
	CWheel(void);
	void info_in(void);
};

void CWheel::info_in(){
	cout << "Enter Diameter: ";
	cin >> diameter;
	char nl;
	cin.get(nl);
	cout << "Enter Pressure: ";
	cin >> pressure;
	cin.get(nl);
	cout << "Enter mileage: ";
	cin >> mileage;
	cin.get(nl);
}

void CWheel::SerializeToDisk(fstream* wheeloutfile){
	*wheeloutfile << diameter << endl;
	*wheeloutfile << pressure << endl;
	*wheeloutfile << mileage  << endl;
}

CWheel::CWheel(){
	diameter=0;
	pressure=0;
	mileage=0;
}

class CEngine {
	float size;
	float operatinghours;
	int yearmanufactured;
public:
	void SerializeToDisk(fstream*);
	CEngine(void);
	void info_in();
};

void CEngine::info_in(){
	cout << "Enter size: ";
	cin >> size;
	char nl;
	cin.get(nl);
	cout << "Enter Operating Hours: ";
	cin >> operatinghours;
	cin.get(nl);
	cout << "Enter Year Manufactured: ";
	cin >> yearmanufactured;
	cin.get(nl);
}

void CEngine::SerializeToDisk(fstream* engineoutfile){
	*engineoutfile << size << endl;
	*engineoutfile << operatinghours << endl;
	*engineoutfile << yearmanufactured << endl;
}

CEngine::CEngine(){
	size=0.0;
	operatinghours=0.0;
	yearmanufactured=0;
}

class car {
	CWheel wheels[4];
	CEngine  engine;
public:
	void SerializeToDisk(fstream*);
	void info_in(void);

};

void car::SerializeToDisk(fstream* outfile){
	int w;
	for(w=0;w<4;w++) wheels[w].SerializeToDisk(outfile);
	engine.SerializeToDisk(outfile);
}

void car::info_in(){
	int w;
	for(w=0;w<4;w++) wheels[w].info_in();
	engine.info_in();
}

int main() {

	car cars[1];
	int c;
	for(c=0;c<1;c++) cars[c].info_in();

	fstream outputfile;
	outputfile.open("cars.dat", ios::out);
	for(c=0;c<1;c++) cars[c].SerializeToDisk(&outputfile);
	outputfile.close();


	return(0);
}