#include <bits/stdc++.h>
int main() {
  int N = 3;
  if (N == 3) {
    std::cout << "bon";
  } else if (N == 0 || N == 1 || N == 6 || N == 8) {
    std::cout << "pon";
  } else {
    std::cout << "hon";
  }
}
