import java.util.Scanner;

public class Test {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);

		int a = sc.nextInt(), b = sc.nextInt(), t, s;
		for(int i = a; i <= b; i++){
			s = 0;
			t = i;
			while(t > 0){
				if(t%10 == 3){
					break;
				}
				s += t%10;
				t/=10;
			}
			if(t > 0 || s % 3 == 0){
				System.out.println(i);
			}
		}
	}
}