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