import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sr=new Scanner(System.in) ;
			int N=sr.nextInt();
			int a=0;
			if(N>=10) {
				 a=N%10;
			}else if(N<10) {
				 a=N;
			};

			if(a==3) {
				System.out.println("bon");
			}else if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			}
			sr.close();

	}

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

	public static void main(String[] args) {

		Scanner sr=new Scanner(System.in) ;
			int N=sr.nextInt();
			int a=0;
			if(N>=10) {
				 a=N%10;
			}else if(N<10) {
				 a=N;
			};

			if(a==3) {
				System.out.println("bon");
			}else if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			}
			sr.close();

	}

} Main public static void main(String[] args) {

		Scanner sr=new Scanner(System.in) ;
			int N=sr.nextInt();
			int a=0;
			if(N>=10) {
				 a=N%10;
			}else if(N<10) {
				 a=N;
			};

			if(a==3) {
				System.out.println("bon");
			}else if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			}
			sr.close();

	} main {

		Scanner sr=new Scanner(System.in) ;
			int N=sr.nextInt();
			int a=0;
			if(N>=10) {
				 a=N%10;
			}else if(N<10) {
				 a=N;
			};

			if(a==3) {
				System.out.println("bon");
			}else if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			}
			sr.close();

	} Scanner sr=new Scanner(System.in) ; sr new Scanner(System.in) int N=sr.nextInt(); N sr.nextInt() sr.nextInt sr int a=0; a 0 if(N>=10) {
				 a=N%10;
			}else if(N<10) {
				 a=N;
			} N>=10 N 10 {
				 a=N%10;
			} a=N%10 a N%10 N 10 if(N<10) {
				 a=N;
			} N<10 N 10 {
				 a=N;
			} a=N a N if(a==3) {
				System.out.println("bon");
			}else if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			} a==3 a 3 {
				System.out.println("bon");
			} System.out.println("bon") System.out.println System.out System System.out "bon" if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			} a==0||a==1||a==6||a==8 a==6 a==0||a==1||a==6||a==8 a==0 a 0 a==1 a 1 a==6 a 6 a==8 a 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" sr.close() sr.close sr String[] args args public class Main {

	public static void main(String[] args) {

		Scanner sr=new Scanner(System.in) ;
			int N=sr.nextInt();
			int a=0;
			if(N>=10) {
				 a=N%10;
			}else if(N<10) {
				 a=N;
			};

			if(a==3) {
				System.out.println("bon");
			}else if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			}
			sr.close();

	}

} public class Main {

	public static void main(String[] args) {

		Scanner sr=new Scanner(System.in) ;
			int N=sr.nextInt();
			int a=0;
			if(N>=10) {
				 a=N%10;
			}else if(N<10) {
				 a=N;
			};

			if(a==3) {
				System.out.println("bon");
			}else if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			}
			sr.close();

	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner sr=new Scanner(System.in) ;
			int N=sr.nextInt();
			int a=0;
			if(N>=10) {
				 a=N%10;
			}else if(N<10) {
				 a=N;
			};

			if(a==3) {
				System.out.println("bon");
			}else if(a==0||a==1||a==6||a==8) {
				System.out.println("pon");
			}else {
				System.out.println("hon");
			}
			sr.close();

	}

}