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