#include <iostream>
#include <fstream>
using namespace std;

long a[51],b[51];
int n,m;

void citire()
{
    ifstream fin("mult.in");
    fin>>n;
    fin>>m;

    for (int i=1; i<=n; i++)
        fin>>a[i];

    for (int i=1; i<=m; i++)
        fin>>b[i];

}

void prelucrare()
{
    int ok=1;
    ofstream fout("mult.out");
    for (int i=1; i<=n; i++)
    {
        ok=1;
        for (int j=1; j<=m; j++)

        if(a[i]==b[j]) ok=0;

        if (ok) fout<<a[i]<<" ";
    }

}



int main()
{
    citire();
    prelucrare();
    return 0;
}