package list.dl.algo;

import list.dl.DLList;

/**
* Algorithm for the left side of the host.
*/
public interface IAlgoLeft
{
	/**
	 * @param host 
	 * @param input 
	 */
	public abstract Object leftEndCase(DLList host, Object input);

	/**
	 * @param host 
	 * @param input 
	 */
	public abstract Object dataNodeCase(DLList host, Object input);
}