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