i've an error while compiling

[Maydaa]

class Roman;
{ private:
string Roman_Number;
int Roman_Decimal;

public:
void Get_Info ( );
void Number_Convert ( );
void Info_Convert ( string );

};

// error C2447: '{' : missing function header (old-style formal list?)

[z05DSL3A]

class Roman   //;
{ private:
string Roman_Number;
int Roman_Decimal;

public:
void Get_Info ( );
void Number_Convert ( );
void Info_Convert ( string );

};