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