public <E extends Comparable<? super E>> int
                jarjestetystaSailytaKaikki(LinkedList<E> A, LinkedList<E> B) {

        int pois = 0;



        for(Iterator <E> itr1 = A.iterator(); itr1.hasNext(); ){
            E temp1 = itr1.next();

            for(Iterator <E> itr2 = B.iterator(); itr2.hasNext();){
                E temp2 = itr2.next();

                if (temp1.equals(temp2)){

                 A.remove(temp1); //This is the problem here.
                 pois++;

                    }
                }
            }
        return pois;
        }

    }