import java.util.Scanner;


public class SymmetricNumbersInRange {

    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        int a = input.nextInt();
        int b = input.nextInt();
        for(int i = a;i<=b;i++){
            if(i<=11){
                System.out.print(i+" ");
            }
            else if(i>11 && i<100){
                if(i%10==i/10){
                    System.out.print(i+" ");
                }

            }
            else if(i>=100){
                    if(i%10==i/100){
                        System.out.print(i+" ");
                    }
            }
        }
        System.out.println();

    }

}