import java.util.Scanner;
public class Main {
  public static void main (String args[]) {
	Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    n = n%10;
    if(n==3){
      System.out.print("bon");
    }else if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    }
  }
} import java.util.Scanner; Scanner java.util public class Main {
  public static void main (String args[]) {
	Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    n = n%10;
    if(n==3){
      System.out.print("bon");
    }else if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    }
  }
} Main public static void main (String args[]) {
	Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    n = n%10;
    if(n==3){
      System.out.print("bon");
    }else if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    }
  } main {
	Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    n = n%10;
    if(n==3){
      System.out.print("bon");
    }else if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    }
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc n = n%10 n n%10 n 10 if(n==3){
      System.out.print("bon");
    }else if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    } n==3 n 3 {
      System.out.print("bon");
    } System.out.print("bon") System.out.print System.out System System.out "bon" if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    } n==0 || n==1 || n==6 || n==8 n==6 n==0 || n==1 || n==6 || n==8 n==0 n 0 n==1 n 1 n==6 n 6 n==8 n 8 {
      System.out.print("pon");
    } System.out.print("pon") System.out.print System.out System System.out "pon" {
      System.out.print("hon");
    } System.out.print("hon") System.out.print System.out System System.out "hon" String args[] args public class Main {
  public static void main (String args[]) {
	Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    n = n%10;
    if(n==3){
      System.out.print("bon");
    }else if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    }
  }
} public class Main {
  public static void main (String args[]) {
	Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    n = n%10;
    if(n==3){
      System.out.print("bon");
    }else if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    }
  }
} Main
import java.util.Scanner;
public class Main {
  public static void main (String args[]) {
	Scanner sc = new Scanner(System.in);
    int n = sc.nextInt();
    n = n%10;
    if(n==3){
      System.out.print("bon");
    }else if(n==0 || n==1 || n==6 || n==8){
      System.out.print("pon");
    }else{
      System.out.print("hon");
    }
  }
}