source_code: import java.io.*;
  import java.util.*;
  import java.text.*;
  import java.math.*;
  import java.util.regex.*;
  
  public class Solution {
  
      public static void main(String[] args) {
          /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
          Scanner t=new Scanner(System.in);
          long l=t.nextLong();
          long r=t.nextLong();
          if(r-l<2) System.out.println(-1);
          else if(r-l<3 && l%2!=0){
              if(l%3!=0) System.out.println(-1);
              else if ((l+3)%2==0) System.out.println(-1);
                  else System.out.println(l+" "+(l+1)+" "+(l+3));
          } else{
              while (l%2!=0) l++;
              System.out.println(l+" "+(l+1)+" "+(l+2));
          }
      }
  }