source_code: //package codeforces;
  
  import java.util.Scanner;
  
  public class Fingerprints {
  
  	public static void main(String[] args) {
  		Scanner scanner = new Scanner(System.in);
  
  		int[] code = new int[scanner.nextInt()];
  		int[] prints = new int[scanner.nextInt()];
  
  		for (int i = 0; i < code.length; i++) {
  			code[i] = scanner.nextInt();
  		}
  		for (int i = 0; i < prints.length; i++) {
  			prints[i] = scanner.nextInt();
  		}
  		for (int i = 0; i < code.length; i++) {
  			for (int j = 0; j < prints.length; j++) {
  				if (code[i] == prints[j]) {
  					System.out.print(prints[j] + " ");
  				}
  			}
  		}
  		scanner.close();
  	}
  
  }
  