#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  long long l, r, a, b, c;
  cin >> l >> r;
  if (l % 2) l++;
  if (r - l < 2) {
    cout << "-1";
    return 0;
  }
  cout << l << " " << l + 1 << " " << l + 2;
}
