import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        int n;
        Scanner sc = new Scanner(System.in);
        n = sc.nextInt();
        switch (n % 10)
        {
            case (2):
            case (4):
            case(5):
            case (7):
            case (9):
            System.out.println("hon");
            break;

            case (0):
            case (1):
            case (6):
            case (8):
                System.out.println("pon");
                break;
            case (3):
                System.out.println("bon");

        }

    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        int n;
        Scanner sc = new Scanner(System.in);
        n = sc.nextInt();
        switch (n % 10)
        {
            case (2):
            case (4):
            case(5):
            case (7):
            case (9):
            System.out.println("hon");
            break;

            case (0):
            case (1):
            case (6):
            case (8):
                System.out.println("pon");
                break;
            case (3):
                System.out.println("bon");

        }

    }
} Main public static void main(String[] args) {
        int n;
        Scanner sc = new Scanner(System.in);
        n = sc.nextInt();
        switch (n % 10)
        {
            case (2):
            case (4):
            case(5):
            case (7):
            case (9):
            System.out.println("hon");
            break;

            case (0):
            case (1):
            case (6):
            case (8):
                System.out.println("pon");
                break;
            case (3):
                System.out.println("bon");

        }

    } main {
        int n;
        Scanner sc = new Scanner(System.in);
        n = sc.nextInt();
        switch (n % 10)
        {
            case (2):
            case (4):
            case(5):
            case (7):
            case (9):
            System.out.println("hon");
            break;

            case (0):
            case (1):
            case (6):
            case (8):
                System.out.println("pon");
                break;
            case (3):
                System.out.println("bon");

        }

    } int n; n Scanner sc = new Scanner(System.in); sc new Scanner(System.in) n = sc.nextInt() n sc.nextInt() sc.nextInt sc switch (n % 10)
        {
            case (2):
            case (4):
            case(5):
            case (7):
            case (9):
            System.out.println("hon");
            break;

            case (0):
            case (1):
            case (6):
            case (8):
                System.out.println("pon");
                break;
            case (3):
                System.out.println("bon");

        } n % 10 n 10 case (2): (2) case (2): case (4): (4) case (4): case(5): (5) case(5): case (7): (7) case (7): case (9): (9) case (9): System.out.println("hon") System.out.println System.out System System.out "hon" break; case (0): (0) case (0): case (1): (1) case (1): case (6): (6) case (6): case (8): (8) case (8): System.out.println("pon") System.out.println System.out System System.out "pon" break; case (3): (3) case (3): System.out.println("bon") System.out.println System.out System System.out "bon" String[] args args public class Main {
    public static void main(String[] args) {
        int n;
        Scanner sc = new Scanner(System.in);
        n = sc.nextInt();
        switch (n % 10)
        {
            case (2):
            case (4):
            case(5):
            case (7):
            case (9):
            System.out.println("hon");
            break;

            case (0):
            case (1):
            case (6):
            case (8):
                System.out.println("pon");
                break;
            case (3):
                System.out.println("bon");

        }

    }
} public class Main {
    public static void main(String[] args) {
        int n;
        Scanner sc = new Scanner(System.in);
        n = sc.nextInt();
        switch (n % 10)
        {
            case (2):
            case (4):
            case(5):
            case (7):
            case (9):
            System.out.println("hon");
            break;

            case (0):
            case (1):
            case (6):
            case (8):
                System.out.println("pon");
                break;
            case (3):
                System.out.println("bon");

        }

    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        int n;
        Scanner sc = new Scanner(System.in);
        n = sc.nextInt();
        switch (n % 10)
        {
            case (2):
            case (4):
            case(5):
            case (7):
            case (9):
            System.out.println("hon");
            break;

            case (0):
            case (1):
            case (6):
            case (8):
                System.out.println("pon");
                break;
            case (3):
                System.out.println("bon");

        }

    }
}
