import java.util.Scanner;
public class Lab06_Task01 {
    public static void main(String[] args){
        Scanner s = new Scanner(System.in);
        int i = s.nextInt();
        int j = s.nextInt();
        if (i>j){
            while (i>=j) {
                System.out.print(j+" ");
                j++;
            }
        } else {
            while (j>=i) {
                System.out.print(i+" ");
                i++;
            }
        }
    }
}