source_code: import java.util.*;
  import java.math.*;
  import java.io.PrintStream;
  import static java.lang.Math.*;
  
  public class Task275A {
  
      public static Scanner in = new Scanner(System.in);
      public static PrintStream out = System.out;
  
      public static void main(String[] args) {
          long l = in.nextLong();
          long r = in.nextLong();
  
          if (l % 2 == 1) {
              l++;
          }
  
          if (r - l < 2) {
              out.print(-1);
          }
          else {
              out.print(l + " " + (l + 1) + " " + (l + 2));
          }
      }
  
  }