import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner s=new Scanner(System.in);
        int n=s.nextInt();
        int a=n/10;
        n-=(a*10);
        if(n==3){
            System.out.println("bon");
        }else if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("hon");
        }
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) throws Exception {
        Scanner s=new Scanner(System.in);
        int n=s.nextInt();
        int a=n/10;
        n-=(a*10);
        if(n==3){
            System.out.println("bon");
        }else if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("hon");
        }
    }
} Main public static void main(String[] args) throws Exception {
        Scanner s=new Scanner(System.in);
        int n=s.nextInt();
        int a=n/10;
        n-=(a*10);
        if(n==3){
            System.out.println("bon");
        }else if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("hon");
        }
    } main {
        Scanner s=new Scanner(System.in);
        int n=s.nextInt();
        int a=n/10;
        n-=(a*10);
        if(n==3){
            System.out.println("bon");
        }else if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("hon");
        }
    } Scanner s=new Scanner(System.in); s new Scanner(System.in) int n=s.nextInt(); n s.nextInt() s.nextInt s int a=n/10; a n/10 n 10 n-=(a*10) n (a*10) a 10 if(n==3){
            System.out.println("bon");
        }else if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("hon");
        } n==3 n 3 {
            System.out.println("bon");
        } System.out.println("bon") System.out.println System.out System System.out "bon" if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("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.println("pon");
        } System.out.println("pon") System.out.println System.out System System.out "pon" {
            System.out.println("hon");
        } System.out.println("hon") System.out.println System.out System System.out "hon" String[] args args public class Main {
    public static void main(String[] args) throws Exception {
        Scanner s=new Scanner(System.in);
        int n=s.nextInt();
        int a=n/10;
        n-=(a*10);
        if(n==3){
            System.out.println("bon");
        }else if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("hon");
        }
    }
} public class Main {
    public static void main(String[] args) throws Exception {
        Scanner s=new Scanner(System.in);
        int n=s.nextInt();
        int a=n/10;
        n-=(a*10);
        if(n==3){
            System.out.println("bon");
        }else if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("hon");
        }
    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner s=new Scanner(System.in);
        int n=s.nextInt();
        int a=n/10;
        n-=(a*10);
        if(n==3){
            System.out.println("bon");
        }else if(n==0||n==1||n==6||n==8){
            System.out.println("pon");
        }else{
            System.out.println("hon");
        }
    }
}
