import java.util.Scanner;

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

        int N = sc.nextInt();
        int length = String.valueOf(N).length();
        String onePoint = String.valueOf(N).substring(length - 1);

        switch (Integer.parseInt(onePoint)) {
            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");
                break;
        }
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt();
        int length = String.valueOf(N).length();
        String onePoint = String.valueOf(N).substring(length - 1);

        switch (Integer.parseInt(onePoint)) {
            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");
                break;
        }
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt();
        int length = String.valueOf(N).length();
        String onePoint = String.valueOf(N).substring(length - 1);

        switch (Integer.parseInt(onePoint)) {
            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");
                break;
        }
    } main {
        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt();
        int length = String.valueOf(N).length();
        String onePoint = String.valueOf(N).substring(length - 1);

        switch (Integer.parseInt(onePoint)) {
            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");
                break;
        }
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int N = sc.nextInt(); N sc.nextInt() sc.nextInt sc int length = String.valueOf(N).length(); length String.valueOf(N).length() String.valueOf(N).length String.valueOf(N) String.valueOf String N String onePoint = String.valueOf(N).substring(length - 1); onePoint String.valueOf(N).substring(length - 1) String.valueOf(N).substring String.valueOf(N) String.valueOf String N length - 1 length 1 switch (Integer.parseInt(onePoint)) {
            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");
                break;
        } Integer.parseInt(onePoint) Integer.parseInt Integer onePoint 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" break; String[] args args public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt();
        int length = String.valueOf(N).length();
        String onePoint = String.valueOf(N).substring(length - 1);

        switch (Integer.parseInt(onePoint)) {
            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");
                break;
        }
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt();
        int length = String.valueOf(N).length();
        String onePoint = String.valueOf(N).substring(length - 1);

        switch (Integer.parseInt(onePoint)) {
            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");
                break;
        }
    }
} Main
import java.util.Scanner;

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

        int N = sc.nextInt();
        int length = String.valueOf(N).length();
        String onePoint = String.valueOf(N).substring(length - 1);

        switch (Integer.parseInt(onePoint)) {
            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");
                break;
        }
    }
}
