package yukicoder;

import java.util.Scanner;

public class Yuki3 {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		long a = scan.nextLong();
		long b = scan.nextLong();
		
		scan.close();
		for(long i= a; i <= b; i++) {
			
			if(i % 3 == 0 || digit(i) == true){
				System.out.println(i);
			}			
		}
	}
	
	static private boolean digit(long num) {
		
		while(num>0){
			long k1 = num %10;
			if (k1 == 3){
				return true;
			}
			num = num/10;
		}
		
		return false;
	}
}