#include<stdio.h>

int main() {
    int n, m;
    
    scanf("%d, &n");
    if (n <= 0) {
        printf("Invalid input");
        return 0;
    }
    
    int a[n];
    for (int i = 0; i < n; i++) {
        scanf("%d", &a[i]);
    }
    
    scanf("%d", &m);
    if (m <= 0) {
        printf("Invalid input");
        return 0;
    }
    
    int b[m];
    for (int i = 0; i < m; i++) {
        scanf("%d", &b[i]);
    }
    
    int merged[n + m];
    for (int i = 0; i < n; i++) merged[i] = a[i];
    for (int i = 0; i < m; i++) merged[n + i] = b[i];
    
    for (int i = 0; i < n + m - 1; i++) {
        for (int j = i + 1; j < n + m; j++) {
            if (merged[i] > merged[j]) {
                int temp = merged[i];
                merged[i] = merged[j];
                merged[j] = temp;
            }
        }
    }
    
    for (int i = 0; i < n + m; i++) {
        printf("%d ", merged[i]);
    }
    
    return 0;
}