#include <iostream>
#include <string>
using namespace std;

// change struct to class - same result
struct employee{
	int age;
	string name;
	employee(){}
	employee(string n, int a){name = n;age = a;}
	void print(){cout << name << " " << age << endl;}
};

class car{
private:
	string engine;
	int horse_power;
	int doors;
public:
	car();
	void print();

	// mutator for changing hp
	void setHP(const int h){
		doors = 3;// allowed
		horse_power = h;}

	// accessor for getting current HP
	int getHP(void)const{
		//doors = 42;
		//engine = "V16";
		return horse_power;
	}
};

void main(){

	// test structs and objects
	employee fred("Harry",13), wilma;
	car race;
	race.print();
	// not allowed
	//race.horse_power = 2700;
	race.setHP(3500);
	cout << "modified HP " << race.getHP() << endl;
	race.print();
	wilma.name = "Wilma";
	wilma.age = 45;
	fred.print();
	wilma.print();
};

car::car():engine("4cyl"),horse_power(145),doors(2){};

void car::print(){cout << engine << " " << horse_power<<endl;}