#include <bits/stdc++.h>
const double EPS = 0.0000001;
using namespace std;
const int N = 1e5 + 5, M = 1e3 + 5, OO = 0x3f3f3f3f, mod = 1e9 + 7;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0), cout.tie(0);
  long long l, r;
  cin >> l >> r;
  if (l % 2) ++l;
  if (abs(l - r) < 2) {
    cout << -1;
    return 0;
  } else
    cout << l << ' ' << l + 1 << ' ' << l + 2;
  return 0;
}
