#include <bits/stdc++.h>
using namespace std;

int main() {
    
  string N;
  char n
  n = N.at(N.size());
  if (n='3'){
    cout << "bon" << endl;
  }else if (n='0' or n='1' or n='6' or n='8'){
    cout << "pon" << endl;
  }else{
    cout << "hon" << endl;
  }
  
}
