
import java.util.Scanner;

public class Main {

    private static String solve(int n) {
        if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9) {
            return "hon";
        } else if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        }
    }


    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = Integer.parseInt(sc.next());
        String res = solve(n);
        System.out.println(res);
    }
} import java.util.Scanner; Scanner java.util public class Main {

    private static String solve(int n) {
        if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9) {
            return "hon";
        } else if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        }
    }


    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = Integer.parseInt(sc.next());
        String res = solve(n);
        System.out.println(res);
    }
} Main private static String solve(int n) {
        if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9) {
            return "hon";
        } else if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        }
    } solve {
        if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9) {
            return "hon";
        } else if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        }
    } if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9) {
            return "hon";
        } else if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        } n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9 n % 10 == 7 n % 10 == 5 n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9 n % 10 == 2 n % 10 n 10 2 n % 10 == 4 n % 10 n 10 4 n % 10 == 5 n % 10 n 10 5 n % 10 == 7 n % 10 n 10 7 n % 10 == 9 n % 10 n 10 9 {
            return "hon";
        } return "hon"; "hon" if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        } n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0 n % 10 == 1 n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0 n % 10 == 6 n % 10 n 10 6 n % 10 == 8 n % 10 n 10 8 n % 10 == 1 n % 10 n 10 1 n % 10 == 0 n % 10 n 10 0 {
            return "pon";
        } return "pon"; "pon" {
            return "bon";
        } return "bon"; "bon" int n n public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = Integer.parseInt(sc.next());
        String res = solve(n);
        System.out.println(res);
    } main {
        Scanner sc = new Scanner(System.in);
        int n = Integer.parseInt(sc.next());
        String res = solve(n);
        System.out.println(res);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int n = Integer.parseInt(sc.next()); n Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc String res = solve(n); res solve(n) solve n System.out.println(res) System.out.println System.out System System.out res String[] args args public class Main {

    private static String solve(int n) {
        if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9) {
            return "hon";
        } else if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        }
    }


    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = Integer.parseInt(sc.next());
        String res = solve(n);
        System.out.println(res);
    }
} public class Main {

    private static String solve(int n) {
        if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9) {
            return "hon";
        } else if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        }
    }


    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = Integer.parseInt(sc.next());
        String res = solve(n);
        System.out.println(res);
    }
} Main

import java.util.Scanner;

public class Main {

    private static String solve(int n) {
        if (n % 10 == 2 || n % 10 == 4 || n % 10 == 5 || n % 10 == 7 || n % 10 == 9) {
            return "hon";
        } else if (n % 10 == 6 || n % 10 == 8 || n % 10 == 1 || n % 10 == 0) {
            return "pon";
        } else {
            return "bon";
        }
    }


    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = Integer.parseInt(sc.next());
        String res = solve(n);
        System.out.println(res);
    }
}