import java.util.ArrayList;
import java.util.Vector;
public class Main {
public static void main(String[] args) {
ArrayList arrayList = new ArrayList();
arrayList.add("1");
arrayList.add("2");
arrayList.add("3");
Vector v = new Vector();
v.add("4");
v.add("5");
// insert all elements of Vector to ArrayList at index 1
arrayList.addAll(1, v);
for (String str: arrayList)
System.out.println(str);
}
}
/*
1
4
5
2
3
*/