import java.io.*;
import java.util.*;
import java.lang.*;

public class Main
{
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt() % 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.io.*; io.* java import java.util.*; util.* java import java.lang.*; lang.* java public class Main
{
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt() % 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 sc = new Scanner(System.in);
        int n = sc.nextInt() % 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() % 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() % 10; n sc.nextInt() % 10 sc.nextInt() sc.nextInt sc 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 sc = new Scanner(System.in);
        int n = sc.nextInt() % 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 sc = new Scanner(System.in);
        int n = sc.nextInt() % 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.io.*;
import java.util.*;
import java.lang.*;

public class Main
{
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt() % 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");
        }
    }
}
