import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        int x = N % 10;
        if (x == 3) {
            System.out.println("bon");
        } else if ( x == 0 || x == 1 || x == 6 || x == 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);

        int N = scanner.nextInt();

        int x = N % 10;
        if (x == 3) {
            System.out.println("bon");
        } else if ( x == 0 || x == 1 || x == 6 || x == 8) {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }

    }
} Main public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        int x = N % 10;
        if (x == 3) {
            System.out.println("bon");
        } else if ( x == 0 || x == 1 || x == 6 || x == 8) {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }

    } main {
        Scanner scanner = new Scanner(System.in);

        int N = scanner.nextInt();

        int x = N % 10;
        if (x == 3) {
            System.out.println("bon");
        } else if ( x == 0 || x == 1 || x == 6 || x == 8) {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }

    } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int N = scanner.nextInt(); N scanner.nextInt() scanner.nextInt scanner int x = N % 10; x N % 10 N 10 if (x == 3) {
            System.out.println("bon");
        } else if ( x == 0 || x == 1 || x == 6 || x == 8) {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        } x == 3 x 3 {
            System.out.println("bon");
        } System.out.println("bon") System.out.println System.out System System.out "bon" if ( x == 0 || x == 1 || x == 6 || x == 8) {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        } x == 0 || x == 1 || x == 6 || x == 8 x == 6 x == 0 || x == 1 || x == 6 || x == 8 x == 0 x 0 x == 1 x 1 x == 6 x 6 x == 8 x 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);

        int N = scanner.nextInt();

        int x = N % 10;
        if (x == 3) {
            System.out.println("bon");
        } else if ( x == 0 || x == 1 || x == 6 || x == 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);

        int N = scanner.nextInt();

        int x = N % 10;
        if (x == 3) {
            System.out.println("bon");
        } else if ( x == 0 || x == 1 || x == 6 || x == 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);

        int N = scanner.nextInt();

        int x = N % 10;
        if (x == 3) {
            System.out.println("bon");
        } else if ( x == 0 || x == 1 || x == 6 || x == 8) {
            System.out.println("pon");
        } else {
            System.out.println("hon");
        }

    }
}
