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