/** * example client for the locate method in the * linkeddoubleendedlist class. * * @author dean hendrix (dh@auburn. edu) * @version 2019-03-18 */ public class client { /** drives execution. */ public static void main(string[] args) { linkeddoubleendedlist list = new linkeddoubleendedlist< > (); list. addlast("a"); list. addlast("b"); list. addlast("c"); list. addlast("d"); list. addlast("e"); for (string value : list) { system. out. println(value + ": " + list. locate(value)); } system. out. println("f: " + list. locate("f")); } } /* runtime output: a: 0 b: 1 c: 2 d: 3 e: 4 f: -1 */