#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 7) {
    cout << 'hon' << endl;
  } else if (n % 10 == 0 || n % 10 == 1 || n % 10 == 6 || n % 10 == 8) {
    cout << 'Pon' << endl;
  } else if (n % 10 == 3) {
    cout << 'bon' << endl;
  }
  return 0;
}
