import java.util.Scanner;
public class Main {
    public static void main(String args[]) {
    Scanner obj = new Scanner(System.in);   
    int n=obj.nextInt();
    int m=n%10;
    if(m==2||m==4||m==5||m==7||m==9)
    {
        System.out.print("hon");
    }
    else if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    }
}
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String args[]) {
    Scanner obj = new Scanner(System.in);   
    int n=obj.nextInt();
    int m=n%10;
    if(m==2||m==4||m==5||m==7||m==9)
    {
        System.out.print("hon");
    }
    else if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    }
}
} Main public static void main(String args[]) {
    Scanner obj = new Scanner(System.in);   
    int n=obj.nextInt();
    int m=n%10;
    if(m==2||m==4||m==5||m==7||m==9)
    {
        System.out.print("hon");
    }
    else if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    }
} main {
    Scanner obj = new Scanner(System.in);   
    int n=obj.nextInt();
    int m=n%10;
    if(m==2||m==4||m==5||m==7||m==9)
    {
        System.out.print("hon");
    }
    else if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    }
} Scanner obj = new Scanner(System.in); obj new Scanner(System.in) int n=obj.nextInt(); n obj.nextInt() obj.nextInt obj int m=n%10; m n%10 n 10 if(m==2||m==4||m==5||m==7||m==9)
    {
        System.out.print("hon");
    }
    else if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    } m==2||m==4||m==5||m==7||m==9 m==7 m==5 m==2||m==4||m==5||m==7||m==9 m==2 m 2 m==4 m 4 m==5 m 5 m==7 m 7 m==9 m 9 {
        System.out.print("hon");
    } System.out.print("hon") System.out.print System.out System System.out "hon" if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    } m==0||m==1||m==6||m==8 m==6 m==0||m==1||m==6||m==8 m==0 m 0 m==1 m 1 m==6 m 6 m==8 m 8 {
        System.out.print("pon");
    } System.out.print("pon") System.out.print System.out System System.out "pon" {
        System.out.print("bon");
    } System.out.print("bon") System.out.print System.out System System.out "bon" String args[] args public class Main {
    public static void main(String args[]) {
    Scanner obj = new Scanner(System.in);   
    int n=obj.nextInt();
    int m=n%10;
    if(m==2||m==4||m==5||m==7||m==9)
    {
        System.out.print("hon");
    }
    else if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    }
}
} public class Main {
    public static void main(String args[]) {
    Scanner obj = new Scanner(System.in);   
    int n=obj.nextInt();
    int m=n%10;
    if(m==2||m==4||m==5||m==7||m==9)
    {
        System.out.print("hon");
    }
    else if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    }
}
} Main
import java.util.Scanner;
public class Main {
    public static void main(String args[]) {
    Scanner obj = new Scanner(System.in);   
    int n=obj.nextInt();
    int m=n%10;
    if(m==2||m==4||m==5||m==7||m==9)
    {
        System.out.print("hon");
    }
    else if(m==0||m==1||m==6||m==8)
    {
        System.out.print("pon");
    }
    else
    {
        System.out.print("bon");
    }
}
}