#include <iostream>
using namespace std;
typedef struct LNode{
	int data;
	struct LNode *next;
}LNode,*List;
int main() {
	List L1=new LNode,L2=new LNode;
	LNode *r1=L1,*r2=L2;
	L1->next=NULL,L2->next=NULL;
	int s1,s2;
	cin>>s1;
	for(int i=0;i<s1;i++){
		LNode *k = new LNode;
		cin>>k->data;
		k->next=r1->next;
		r1->next=k;
		r1=k;
	}
	cin>>s2;
	for(int i=0;i<s2;i++){
		LNode *k = new LNode;
		cin>>k->data;
		k->next=r2->next;
		r2->next=k;
		r2=k;
	}
	LNode *p1=L1->next,*p2=L2->next;
	while(p1&&p2){
		if(p1->data<p2->data){
			cout<<p1->data<<" ";
			p1=p1->next;
		}else{
			cout<<p2->data<<" ";
			p2=p2->next;
		}
	}
	while(p1){
		cout<<p1->data<<" ";
		p1=p1->next;
	}
	while(p2){
		cout<<p2->data<<" ";
		p2=p2->next;
	}
	return 0;
}