import java.util.Scanner;
import java.util.ArrayList;
public class World{
	public static void main(String[] arg){
		Scanner sc = new Scanner(System.in);
		Long a,b,n,temp;
		ArrayList number = new ArrayList();
		a = sc.nextLong();
		b = sc.nextLong();
		n = b-a+1;
		for(int i =0;i<n;i++){
			temp = a+i;
			if(temp %3 == 0){
				number.add(temp);
			}else{
				while( temp > 0){
					if(temp % 10 == 3){
						number.add(a+i);
						break;
					}
					temp = temp / 10;
				}
			}
		}
		if(number.size() != 0){
			for(int i = 0;i<number.size();i++){
				System.out.println(number.get(i));
			}
		}
	}
}