import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String N = scanner.nextLine();
        char lastDigit = N.charAt(N.length()-1);
        if (lastDigit == '3') {
            System.out.println("bon");
        } else if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }
    }
} import java.util.Scanner; Scanner java.util public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String N = scanner.nextLine();
        char lastDigit = N.charAt(N.length()-1);
        if (lastDigit == '3') {
            System.out.println("bon");
        } else if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }
    }
} Main public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String N = scanner.nextLine();
        char lastDigit = N.charAt(N.length()-1);
        if (lastDigit == '3') {
            System.out.println("bon");
        } else if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }
    } main {
        Scanner scanner = new Scanner(System.in);
        String N = scanner.nextLine();
        char lastDigit = N.charAt(N.length()-1);
        if (lastDigit == '3') {
            System.out.println("bon");
        } else if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }
    } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) String N = scanner.nextLine(); N scanner.nextLine() scanner.nextLine scanner char lastDigit = N.charAt(N.length()-1); lastDigit N.charAt(N.length()-1) N.charAt N N.length()-1 N.length() N.length N 1 if (lastDigit == '3') {
            System.out.println("bon");
        } else if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        } lastDigit == '3' lastDigit '3' {
            System.out.println("bon");
        } System.out.println("bon") System.out.println System.out System System.out "bon" if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        } lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8' lastDigit == '6' lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8' lastDigit == '0' lastDigit '0' lastDigit == '1' lastDigit '1' lastDigit == '6' lastDigit '6' lastDigit == '8' lastDigit '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 scanner = new Scanner(System.in);
        String N = scanner.nextLine();
        char lastDigit = N.charAt(N.length()-1);
        if (lastDigit == '3') {
            System.out.println("bon");
        } else if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }
    }
} public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String N = scanner.nextLine();
        char lastDigit = N.charAt(N.length()-1);
        if (lastDigit == '3') {
            System.out.println("bon");
        } else if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }
    }
} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String N = scanner.nextLine();
        char lastDigit = N.charAt(N.length()-1);
        if (lastDigit == '3') {
            System.out.println("bon");
        } else if (lastDigit == '0' || lastDigit == '1' || lastDigit == '6' || lastDigit == '8') {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }
    }
}