#ifndef Set_hpp
#define Set_hpp

template <class T>
class MultiSet{
public:
    MultiSet(){};
    virtual void add(T param){};
    bool test(T param){};
    virtual void remove (T param){};
};

template <class T>
class Set : public MultiSet<T>
{
public:
    Set(){};
    void add(T t);
    void remove (T t);
};

template <class T>
class duplicateException{
public:
    T value;
    duplicateException(T v){value = v;};
};

template <class T>
class removeException{
public:
    T value;
    removeException(T v){value = v;};
};


template <class T> void Set<T>::add(T t){
    if (this->test(t))
        throw new duplicateException<T>(t);
    else
        MultiSet<T>::add(t);
}

template <class T> void Set<T>::remove(T t){
    if (!this->test(t))
        throw new removeException<T>(t);
    else
        MultiSet<T>::remove(t);

}

#endif // Set_hpp