import java.util.*;

public class URI1133 {

    public void run() {
        Scanner in = new Scanner(System.in);
        int x;
        int y;

        x = Integer.parseInt(in.nextLine());
        y = Integer.parseInt(in.nextLine());

        if (x > y) {
            int auxiliar = x;
            x = y;
            y = auxiliar;
        }

        for (int i = x; i < y; i++) {

            if (i % 5 == 2 || i % 5 == 3) {
                System.out.format("%d%n", i);
            }
        }
    }

    public static void main(String[] args) {
        new URI1133().run();
    }