 string a = Console.ReadLine();
            int N = Convert.ToInt32(a);
            int b = N % 10;

            if(b==3)
            {
                Console.WriteLine("bon");
            }
            else if(b==0||b==1||b==6||b==8)
            {
                Console.WriteLine("pon");
            }
            else
            {
                Console.WriteLine("hon");
            }

            Console.Read();

