source_code: import java.util.Scanner;
  
  public class A {
  
  	public static void main(String[] args) {
  		Scanner s = new Scanner(System.in);
  		long l = s.nextLong();
  		long r = s.nextLong();
  		s.close();
  		
  		if (r-l<2 || (r-l==2 && l%2==1)) {
  			System.out.print("-1");
  			return;
  		}
  		
  		long beg = l%2==0 ? l : l+1;
  		if (beg+2>r) System.out.print("-1");
  		else System.out.print(beg+" "+(beg+1)+" "+(beg+2));
  	}
  }
  