#include<bits/stdc++.h>
using namespace std;
const int N=1e5+10;
int a[N],b[N];
int main(){
	int n,m;
	cin>>n>>m;
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	for(int i=1;i<=m;i++){
		cin>>b[i];
	}
	sort(b+1,b+m+1); 
	for(int i=1;i<=n;i++){
		int l=1,r=m+1;
		while(l<r){
			int mid=(r+l)/2;
			if(b[mid]>=a[i]){
				r=mid;
			}else{
				l=mid+1;
			}
		}
		if(b[r]==a[i]) cout<<a[i]<<" ";
	}
	return 0;
}