#include <iostream>
using namespace std ;

class engine
{
	public:
	int cyclinders ;
	engine()
	{
	}
	engine(int cyclindersP )
	{
		cyclinders = cyclindersP ;
	}
};

class car
{
	public:
	const int someConstant ;
	int& someReference ;
	engine engineObj ;
    int z1 ;

	car(int x1, int& x2 , int x3 , engine engineP1 ) :
	someConstant(x1) , someReference(x2), engineObj( engineP1 )
	engineObj( x3 ), z1( x3 )
	{
		//someConstant = x1 ;
		// engineObj( x3) ;
		engineObj = engineP1 ;
		someReference = 10 ;
		z1 = x3 ;
	}
};

int main()
{
    int var1 = 100 ;
	car carObject( 1 , var1 , 6 ) ;
	cout << carObject.engineObj.cyclinders << " " << var1 << endl ;
	return(0) ;
}