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#include <bits/stdc++.h>

#define ll long long
#define LIM 1000005
#define X first
#define Y second
#define EL cout<<"\n"

using namespace std;

int a[LIM], b[LIM], c[LIM];

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
   	
   	int n; cin >> n;

   	for (int i = 0; i < n; i++) cin >> a[i];

   	int m; cin >> m;

   	for (int i = 0; i < m; i++) cin >> b[i];

   	int pa = 0, pb = 0, k = 0;

   	a[n] = 2e9; b[m] = 2e9;

   	while (k < n + m)
   	{
   		if (a[pa] < b[pb]) c[k] = a[pa++];
   		else c[k] = b[pb++];
   		k++;
   	}

   	for (int i = 0; i < n + m; i++) 
   		cout << c[i] << " ";



    return 0;
}