typedef std::vector<Frend> FrendList;
class Valentine{
    public:
        Velentine(GirlFrend& girl,const FrendList& frends);
        bool IsValidBehavior() const;
        void Throll(const std::string& name)
        void ThrollFace();
        void ThrollAll();
        enum NazimModes{ EN, RU };
        void Gramarnazim(const NazimMode& mode);
    private:
        GirlFrend& m_girl;
        FrendList m_frends;
}

void WalkWithValik(const Valentaine& valik){
    //... blbablalbal
    if (valik->IsValidBehavior()){
        throw Loginov();
    }
    // ... bla bla bla
}

class Girl{
    public:
        void Bububu();
}