add example for "default constructor, copy constructor, destructor, if you need one you'll need all"

add smart pointer
add pointer pointer

CPlusPlus/Classes/Monster.cpp

@@ -2,13 +2,40 @@
 
 #include "Monster.h"
 
-Monster::Monster(int strength) : Entity("My Monster"), _strength(strength)
+Monster::Monster() : Entity("My Monster"), _pWeapon(new Weapon())
 {
+	std::cout << "Create Monster" << std::endl;
+}
+
+Monster::Monster(const Monster& other) : Entity(other), ICompareable(other)
+{
+	std::cout << "Create Copy of a Monster" << std::endl;
+	
+	// shallow copy
+	//this->_pWeapon = other._pWeapon;
+	this->_strength = other._strength;
+	this->_speed = other._speed;
+
+	// deep copy of internal pointers
+	this->_pWeapon = new Weapon(*other._pWeapon);
+}
+
+Monster::Monster(int strength) : Entity("My Monster"), _strength(strength), _pWeapon(new Weapon())
+{
+	std::cout << "Create Monster with strength" << std::endl;
+	
 	this->name = "My Monster";
 }
 
 Monster::~Monster()
 {
+	std::cout << "Destroy Monster" << std::endl;
+	
+	if (_pWeapon != nullptr)
+	{
+		delete _pWeapon;
+		_pWeapon = nullptr;
+	}
 }
 
 //Monster Monster::Create(Monsters type)