template <class T>
bool linkedlist_2d<T>::get_data(int row, int col, T & data){
    bool bsuccess;

    //to do the missing implemetation

    return bsuccess;        
}
//this code is part of other linked_list_2d
template <class T>
bool linkedlist_2d<T>::update_data(int row, int col, const T data){
    bool bsuccess;

    //to do the missing implemetation

    return bsuccess;    
}

template <class T>
bool linkedlist_2d<T>::remove_data(int row, int col){
    bool bsuccess;

    //to do the missing implemetation

    return bsuccess;

}

we cannot be of any help unless you show
some effort

start quote:

template <class T>
bool linkedlist_2d<T>::get_data(int row, int col, T & data){

we cannot be of any help unless you show
some effort

    bool bsuccess;

    //to do the missing implemetation

    return bsuccess;        
}
//this code is part of other linked_list_2d
template <class T>
bool linkedlist_2d<T>::update_data(int row, int col, const T data){
    bool bsuccess;

    //to do the missing implemetation

    return bsuccess;    
}

template <class T>
bool linkedlist_2d<T>::remove_data(int row, int col){
    bool bsuccess;

    //to do the missing implemetation

    return bsuccess;

}

end quote.