Method print

12_LinkedList.java/DLL.java:31–38

()

        }

        public void print() {
            Node temp = head;
            while(temp != null) {
                System.out.print(temp.data+"<->");
                temp = temp.next;
            }
            System.out.println("null");
        }

        public int removeFirst() {
            if(head == null) {