1.5-2

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int l1 = sc.nextInt();
        int[] a1 = new int[l1];
        for(int i = 0; i<l1;++i){
            a1[i] = sc.nextInt();
        }
        int l2 = sc.nextInt();
        int[] a2 = new int[l2];
        for(int i = 0; i<l2;++i){
            a2[i] = sc.nextInt();
        }
        int[] anew = new int[l1+l2];
        int c1 = 0;
        int c2 = 0;
        for (int i = 0;i<anew.length;++i){
            if (a1[c1]==a2[c2]){
                anew[i]=a1[c1];
                i+=1;
                anew[i] = a2[c2];
                if (c1<l1-1){ c1+=1; }
                else{ a1[c1] = Integer.MAX_VALUE; }
                if (c2<l2-1){ c2+=1; }
                else{ a2[c2] = Integer.MAX_VALUE; }
            }
            else {
                if (a1[c1]>a2[c2]){
                    anew[i]=a2[c2];
                    if (c2<l2-1){ c2+=1; }
                    else{ a2[c2] = Integer.MAX_VALUE; }
                }
                else{
                    anew[i]=a1[c1];
                    if (c1<l1-1){ c1+=1; }
                    else{ a1[c1] = Integer.MAX_VALUE; }
                }
            }
        }
        for(int i = 0;i< anew.length;++i){
            System.out.print(anew[i]+" ");
        }
    }
}