class Atelier:public ENGINE{
    public:
    Atelier(){
        
        check_by=CHECK_BY::FILE;
        check_by_target=L"message.dat";
    };
     bool attach_function();
};

class Atelier2:public ENGINE{
    public:
    Atelier2(){
        
        check_by=CHECK_BY::CUSTOM;
        check_by_target=[](){
            return     (Util::CheckFile(L"*.ARC")&&Util::CheckFile(L"*.ARI"))||
            (Util::CheckFile(L"ARC\\*.ARC")&&Util::CheckFile(L"ARC\\*.ARI"));
        };
    };
     bool attach_function();
};