#include <bits/stdc++.h>
using namespace std;
int main() {
  long long int l, r;
  int c;
  cin >> l >> r;
  c = r - l;
  if ((c < 2) || (c == 2 && l % 2 != 0)) {
    cout << -1;
  } else {
    cout << (l + l % 2) << " " << (l + l % 2 + 1) << " " << l + l % 2 + 2;
  }
}
