package com.coding.basic;
public class LinkedList implements List {
private Node head;
public void add(Object o){
}
public void add(int index , Object o){
}
public Object get(int index){
return null;
}
public Object remove(int index){
return null;
}
public int size(){
return -1;
}
public void addFirst(Object o){
}
public void addLast(Object o){
}
public Object removeFirst(){
return null;
}
public Object removeLast(){
return null;
}
public Iterator iterator(){
return null;
}
private static class Node{
Object data;
Node next;
}
}