Fruit_Or_Vegetable

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)
        {
            string product = Console.ReadLine();
            if(product=="banana"||product=="apple"||product=="cherry"||product=="kiwi"||product=="lemon"||product=="grapes")
            {
                Console.WriteLine("fruit");
            }
            else if(product=="tomato"||product=="cucumber"||product=="pepper"||product=="carrot")
            {
                Console.WriteLine("vegetable");
            }
            else
            {
                Console.WriteLine("unknown");
            }
        }
    }
}