/**

* Created by pm-01 on 26.09.2016.

*/

import java.util.*;

public class ArrayListMagnet {

public static void main(String[] args) {

ArrayList<String> a = new ArrayList<String>();

a.add(0, "nol");

a.add(1, "odin");

a.add(2, "dva");

a.add(3, "tri");

printAL(a);

a.remove(2);

if (a.contains("dva")) {

a.add("2.2");

}

if (a.contains("tri")) {

a.add("chetyre");

}

printAL(a);

if (a.indexOf("chetyre") != 4) {

a.add(4, "4.2");

}

printAL(a);

printAL(a);

}

public static void printAL(ArrayList<String> al) {

for (String element : al) {

System.out.print(element + " ");

}

System.out.println(" ");

}

}