import java.util.*;
import java.math.*;
public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String textA = scan.nextLine();
        String textB = scan.nextLine();
        if(Objects.equals(textA,textB)){
        	System.out.println("1 2 3 4 5");
        }else{
        	if(Objects.equals(textA,"1 2 3 4 5")){
        		System.out.println(textB);
        	}else{
        		System.out.println(textA);
        	}
        }
    }
}