……

#include <iostream>
#include <algorithm>
using namespace std;
int main()
{
    int n,m,arr[100001];
    cin >> n >> m;
    for(int i = 1; i <= n + m; i++) cin >> arr[i];
    sort(arr + 1,arr + n + m + 1);
    for(int i = 1; i <= n + m; i++) cout << arr[i] << " ";
}
//偷懒代码请勿模仿