#include <iostream>

using namespace std;

int main()
{
    int n, m, k, a[1000], b[1000], c[2000];
    cin >> n;
    for (int i = 0; i < n; i++)
        cin >> a[i];
    cin >> m;
    for (int i = 0; i < m; i++)
        cin >> b[i];
    for (int i = 0; i < n; i++)
        c[i] = a[i];
    k = n;
    for (int i = 0; i < m; i++)
    {
        int g = 0;
        for (int j = 0; j < k && g == 0; j++)
            if (b[i] == c[j])
                g = 1;
        if (g == 0)
            c[k++] = b[i];
    }
    for (int i = 0; i < k; i++)
        cout << c[i] << " ";
    return 0;
}