import java.util.*;
 
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        
        int n = sc.nextInt();
        
        if(n>9 && n<100){
            n = n%10;
        }else if(n>99){
            n = n%100;
            n = n%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) {
        Scanner sc = new Scanner(System.in);
        
        int n = sc.nextInt();
        
        if(n>9 && n<100){
            n = n%10;
        }else if(n>99){
            n = n%100;
            n = n%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) {
        Scanner sc = new Scanner(System.in);
        
        int n = sc.nextInt();
        
        if(n>9 && n<100){
            n = n%10;
        }else if(n>99){
            n = n%100;
            n = n%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 sc = new Scanner(System.in);
        
        int n = sc.nextInt();
        
        if(n>9 && n<100){
            n = n%10;
        }else if(n>99){
            n = n%100;
            n = n%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 sc = new Scanner(System.in); sc new Scanner(System.in) int n = sc.nextInt(); n sc.nextInt() sc.nextInt sc if(n>9 && n<100){
            n = n%10;
        }else if(n>99){
            n = n%100;
            n = n%10;
        } n>9 && n<100 n>9 n 9 n<100 n 100 {
            n = n%10;
        } n = n%10 n n%10 n 10 if(n>99){
            n = n%100;
            n = n%10;
        } n>99 n 99 {
            n = n%100;
            n = n%10;
        } n = n%100 n n%100 n 100 n = n%10 n n%10 n 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) {
        Scanner sc = new Scanner(System.in);
        
        int n = sc.nextInt();
        
        if(n>9 && n<100){
            n = n%10;
        }else if(n>99){
            n = n%100;
            n = n%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) {
        Scanner sc = new Scanner(System.in);
        
        int n = sc.nextInt();
        
        if(n>9 && n<100){
            n = n%10;
        }else if(n>99){
            n = n%100;
            n = n%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) {
        Scanner sc = new Scanner(System.in);
        
        int n = sc.nextInt();
        
        if(n>9 && n<100){
            n = n%10;
        }else if(n>99){
            n = n%100;
            n = n%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");
        }
        
   }
}
