#include <bits/stdc++.h>
using namespace std;
int n,m,a[1000001],b[1000001];
int main(){
	cin>>n>>m;
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	for(int i=1;i<=m;i++){
		cin>>b[i];
	}
	sort(a+1,a+n+1);
	sort(b+1,b+m+1);
	for(int i=1;i<=n;i++){
		int l=0,r=m;
		while(l<=r){
			int mid=(l+r)/2;
            if(b[mid]==a[i]){
                cout<<a[i]<< " ";
                break;
            }
            if(b[mid]<a[i]){
            	l=mid+1;
			}
            else if(b[mid]>a[i]){
            	r=mid-1;
			} 
		}
		
	}
}