source_code: import java.util.Scanner;
  
  public class dwl {
  
  	public static void main(String[] args) {
  
  		Scanner sc = new Scanner(System.in);
  		String[] lr = sc.nextLine().split(" ");
  		long l = Long.valueOf(lr[0]);
  		long r = Long.valueOf(lr[1]);
  
  		if (r - l <= 1 || (l == 1 && (r - l) == 2)
  				|| (l % 2 != 0 && (r - l) < 3))
  			System.out.println(-1);
  		else {
  			if (l == 1)
  				System.out.println(2 + " " + 3 + " " + 4);
  			else {
  				if (l % 2 == 0) {
  					String res = "";
  					res += l + " ";
  					res += (l + 1) + " ";
  					res += (l + 2) + " ";
  					res = res.trim();
  					System.out.println(res);
  				} else {
  					String res = "";
  					res += (l + 1) + " ";
  					res += (l + 2) + " ";
  					res += (l + 3) + " ";
  					res = res.trim();
  					System.out.println(res);
  
  				}
  			}
  
  		}
  
  	}
  
  }
  