#include<stdio.h>
int main()
{
    int a=0, b;
    scanf("%d%d", &a, &b);
    //scanf("%a%b", &a, &b);
    int arr[20] = { 0 };
    int arr2[20] = { 0 };
    for (int i = 0; i < a; i++)
    {
        scanf("%d", &arr[i]);
    }
    for (int i = 0; i < b; i++)
    {
        scanf("%d", &arr2[i]);
    }
    int arr3[40] = { 0 };int m = 0;
    for (int i = 0; i < a + b; i++)
    {
        if (i < a)
        {
            arr3[i] = arr[i];
            m = i+1;
        }
        else
        arr3[i] = arr2[i - m];
    }
    //冒泡排序
    for (int i = 0; i < a + b - 1; i++)
    {
        for (int m = 0; m < a + b - 1-i; m++)
        {
            if (arr3[m] > arr3[m+1])
            {
                int t = 0;
                t = arr3[m + 1];
                arr3[m + 1] = arr3[m];
                arr3[m] = t;
            }
        }
    }
    for (int i = 0; i < a + b; i++)
    {
        printf("%d ", arr3[i]);
    }
    return 0;
}