import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int[] n = {1, 1, 0, 2, 0, 0, 1, 0, 1, 0};
		int a = sc.nextInt() % 10;

		System.out.println(n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon");
	}
} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int[] n = {1, 1, 0, 2, 0, 0, 1, 0, 1, 0};
		int a = sc.nextInt() % 10;

		System.out.println(n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon");
	}
} Main public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int[] n = {1, 1, 0, 2, 0, 0, 1, 0, 1, 0};
		int a = sc.nextInt() % 10;

		System.out.println(n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon");
	} main {

		Scanner sc = new Scanner(System.in);

		int[] n = {1, 1, 0, 2, 0, 0, 1, 0, 1, 0};
		int a = sc.nextInt() % 10;

		System.out.println(n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon");
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int[] n = {1, 1, 0, 2, 0, 0, 1, 0, 1, 0}; n {1, 1, 0, 2, 0, 0, 1, 0, 1, 0} 1 1 0 2 0 0 1 0 1 0 int a = sc.nextInt() % 10; a sc.nextInt() % 10 sc.nextInt() sc.nextInt sc 10 System.out.println(n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon") System.out.println System.out System System.out n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon" n[a] == 0 n[a] n a 0 "hon" n[a] == 1 ? "pon" : "bon" n[a] == 1 n[a] n a 1 "pon" "bon" String[] args args public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int[] n = {1, 1, 0, 2, 0, 0, 1, 0, 1, 0};
		int a = sc.nextInt() % 10;

		System.out.println(n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon");
	}
} public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int[] n = {1, 1, 0, 2, 0, 0, 1, 0, 1, 0};
		int a = sc.nextInt() % 10;

		System.out.println(n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon");
	}
} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		int[] n = {1, 1, 0, 2, 0, 0, 1, 0, 1, 0};
		int a = sc.nextInt() % 10;

		System.out.println(n[a] == 0 ? "hon" : n[a] == 1 ? "pon" : "bon");
	}
}