using System;

namespace _06._Fruit_or_Vegetable
{
    class Program
    {
        static void Main(string[] args)
        {
            string name = Console.ReadLine();

            switch (name)
            {
                case banana: Console.WriteLine("fruit");break;
                case apple: Console.WriteLine("fruit");break;
                case kiwi: Console.WriteLine("fruit");break;
                case cherry: Console.WriteLine("fruit");break;
                case lemon: Console.WriteLine("fruit");break;
                case grapes: Console.WriteLine("fruit");break;
                case tomato: Console.WriteLine("vegetable");break;
                case cucumber: Console.WriteLine("vegetable");break;
                case pepper: Console.WriteLine("vegetable");break;
                case carrot: Console.WriteLine("vegetable");break;
                    default:
                    Console.WriteLine("unknown"); break;

            }
        }
    }
}