import java.util.Scanner;
import java.lang.Integer;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        for(a = 1; a<=b;a++ ){
        	if(a%3==0 || Integer.valueOf(a).toString().contains("3")){
        		System.out.println(a);
        	}
        }
    }
}