import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();


		if(N<100 && N>=10) {
			N = N%10;
		}else if(N>=100){
			N = N%100%10;
		}

		switch(N){
			case 2:
			case 4:
			case 5:
			case 7:
			case 9:
				System.out.print("hon");
				break;
			case 0:
			case 1:
			case 6:
			case 8:
				System.out.print("pon");
				break;
			case 3:
				System.out.print("bon");
				break;

		}
	}

} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();


		if(N<100 && N>=10) {
			N = N%10;
		}else if(N>=100){
			N = N%100%10;
		}

		switch(N){
			case 2:
			case 4:
			case 5:
			case 7:
			case 9:
				System.out.print("hon");
				break;
			case 0:
			case 1:
			case 6:
			case 8:
				System.out.print("pon");
				break;
			case 3:
				System.out.print("bon");
				break;

		}
	}

} Main public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();


		if(N<100 && N>=10) {
			N = N%10;
		}else if(N>=100){
			N = N%100%10;
		}

		switch(N){
			case 2:
			case 4:
			case 5:
			case 7:
			case 9:
				System.out.print("hon");
				break;
			case 0:
			case 1:
			case 6:
			case 8:
				System.out.print("pon");
				break;
			case 3:
				System.out.print("bon");
				break;

		}
	} main {
		// TODO 自動生成されたメソッド・スタブ
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();


		if(N<100 && N>=10) {
			N = N%10;
		}else if(N>=100){
			N = N%100%10;
		}

		switch(N){
			case 2:
			case 4:
			case 5:
			case 7:
			case 9:
				System.out.print("hon");
				break;
			case 0:
			case 1:
			case 6:
			case 8:
				System.out.print("pon");
				break;
			case 3:
				System.out.print("bon");
				break;

		}
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int N = sc.nextInt(); N sc.nextInt() sc.nextInt sc if(N<100 && N>=10) {
			N = N%10;
		}else if(N>=100){
			N = N%100%10;
		} N<100 && N>=10 N<100 N 100 N>=10 N 10 {
			N = N%10;
		} N = N%10 N N%10 N 10 if(N>=100){
			N = N%100%10;
		} N>=100 N 100 {
			N = N%100%10;
		} N = N%100%10 N N%100%10 N%100%10 N 100 10 switch(N){
			case 2:
			case 4:
			case 5:
			case 7:
			case 9:
				System.out.print("hon");
				break;
			case 0:
			case 1:
			case 6:
			case 8:
				System.out.print("pon");
				break;
			case 3:
				System.out.print("bon");
				break;

		} N 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.print("hon") System.out.print 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.print("pon") System.out.print System.out System System.out "pon" break; case 3: 3 case 3: System.out.print("bon") System.out.print System.out System System.out "bon" break; String[] args args public class Main {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();


		if(N<100 && N>=10) {
			N = N%10;
		}else if(N>=100){
			N = N%100%10;
		}

		switch(N){
			case 2:
			case 4:
			case 5:
			case 7:
			case 9:
				System.out.print("hon");
				break;
			case 0:
			case 1:
			case 6:
			case 8:
				System.out.print("pon");
				break;
			case 3:
				System.out.print("bon");
				break;

		}
	}

} public class Main {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();


		if(N<100 && N>=10) {
			N = N%10;
		}else if(N>=100){
			N = N%100%10;
		}

		switch(N){
			case 2:
			case 4:
			case 5:
			case 7:
			case 9:
				System.out.print("hon");
				break;
			case 0:
			case 1:
			case 6:
			case 8:
				System.out.print("pon");
				break;
			case 3:
				System.out.print("bon");
				break;

		}
	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();


		if(N<100 && N>=10) {
			N = N%10;
		}else if(N>=100){
			N = N%100%10;
		}

		switch(N){
			case 2:
			case 4:
			case 5:
			case 7:
			case 9:
				System.out.print("hon");
				break;
			case 0:
			case 1:
			case 6:
			case 8:
				System.out.print("pon");
				break;
			case 3:
				System.out.print("bon");
				break;

		}
	}

}
