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class Character{private:	//The coordinats	int x, y;	//The surface representing the character	SDL_Surface *avatar;public:	//Constructor	Character (std::string avatar_filename, int X, int Y);	//Destructor	~Character ();	//Handle events (both human and AI)	virtual void handle_events ();	//Shows the character	void show ();};class Human : public Character{	//Handles the events	void handle_events ();};