package APS_TEST;

import APS_TEST.SLL.SLL;
import APS_TEST.SLL.SLLNode;

import java.util.Scanner;

public class SpecialSLLJoin
{
    public static void main(String[] args)
    {
        SLL<Integer>    list_1          =   new SLL<>();
        SLL<Integer>    list_2          =   new SLL<>();
        SLL<Integer>    list_3          = new SLL<>();
        Scanner             scanner         =   new Scanner(System.in);
        int                     list_1_len;
        int                     list_2_len;


        // List_1 input read
        list_1_len = scanner.nextInt();
        for (int i = 0; i < list_1_len; ++i)
            list_1.insertLast(scanner.nextInt());

        // List_2 input read
        list_2_len = scanner.nextInt();
        for (int i = 0; i< list_2_len; ++i)
            list_2.insertLast(scanner.nextInt());


        SLLNode<Integer> temp1 = list_1.getFirst();
        SLLNode<Integer> temp2 = list_2.getFirst();


        // probi celo vreme dve po dve da zimas
        // prekini so cikluso ako nemozas dve po dve da zimas
        while (temp1 != null && temp2 != null)
        {
            if (temp1.getSucc() != null)
            {
                list_3.insertLast(temp1.getElement());
                list_3.insertLast(temp1.getSucc().getElement());

                temp1 = temp1.getSucc().getSucc();
            }
            else
                break;

            if (temp2.getSucc() != null)
            {
                list_3.insertLast(temp2.getElement());
                list_3.insertLast(temp2.getSucc().getElement());

                temp2 = temp2.getSucc().getSucc();
            }
            else
                break;
        }

        int x = 0;


        // elementite so ostanale od lista 1 dodadi gi na lista 3
        while (temp1 != null)
        {
            list_3.insertLast(temp1.getElement());
            temp1 = temp1.getSucc();
        }


        // elementite so ostanale od lista 2 dodadi gi na lista 3
        while (temp2 != null)
        {
            list_3.insertLast(temp2.getElement());
            temp2 = temp2.getSucc();
        }

        // print result
        System.out.println(list_3);
    }
}