#include<stdio.h>
int main() {
    int N1, N2;
    scanf("%d", &N1);
    if (N1 <= 0) {
        printf("Invalid input");
        return 0;
    }
    int arr1[N1];
    for (int i = 0; i < N1; i++) {
        scanf("%d", &arr1[i]);
    }
    scanf("%d", N2);
    if (N2 <= 0) {
        printf("Invalid input");
        return 0;
    }
    int arr2[N2];
    for (int i = 0; i < N2; i++) {
        scanf("%d", &arr2[i]);
    }
    int i = 0, j = 0;
    while (i < N1 && j < N2) {
        if (arr1[i] <= arr2[j]) {
            printf("%d ", arr1[i]);
            i++;
        }
        else {
            printf("%d ", arr2[j]);
            j++;
        }
    }
    while (i < N1) {
        printf("%d ", arr1[i]);
        i++;
    }
    while (j < N2) {
        printf("%d ", arr2[j]);
        j++;
    }
    return 0;
}