 
 
 
 
 
 
 
 
 
 
Coupled
derived from the class Devs. Coupled class is
concrete and it has a constructor.  It also has a destructor in
which all sub-components are deleted.
class DEVSpp_EXP Coupled: public Devs {
public:
    Coupled(const string& name=""): Devs(name) {}
    virtual ~Coupled();