#include <bits/stdc++.h>
using namespace std;
long long gcd(long long a, long long b) { return (b == 0 ? a : gcd(b, a % b)); }
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long long a, b;
  cin >> a >> b;
  for (long long i = a; i <= b; i++) {
    if (i + 2 >= b + 1) break;
    if (gcd(i, i + 1) == 1 && gcd(i + 1, i + 2) == 1 && gcd(i, i + 2) != 1) {
      cout << i << " " << i + 1 << " " << i + 2;
      return 0;
    }
  }
  cout << -1;
}
