#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long long l, r;
  cin >> l >> r;
  if (l % 2 == 0 && l + 2 <= r)
    cout << l << " " << l + 1 << " " << l + 2;
  else if (l % 2 && l + 3 <= r)
    cout << l + 1 << " " << l + 2 << " " << l + 3;
  else
    cout << "-1";
  cout << endl;
  return 0;
}
