import java.util.ArrayList;
public class Main {
public static void main(String[] args) {
ArrayList arrayList = new ArrayList();
arrayList.add("1");
arrayList.add("2");
arrayList.add("3");
int totalElements = arrayList.size();
for (int index = 0; index < totalElements; index++)
System.out.println(arrayList.get(index));
}
}