FruitOrVegetable

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Fruit_or_Vegetable
{
    class Program
    {
        static void Main(string[] args)
        {
            var a = Console.ReadLine();

            if (a == "banana" || a == "apple" || a == "kiwi" || a== "cherry" || a=="lemon"|| a=="grapes")
                Console.WriteLine("fruit");

            else if (a == "tomato" || a == "cucumber" || a == "pepper" || a=="carrot")
                Console.WriteLine("vegetable");

            else
                Console.WriteLine("unknown");
        }
    }
}