using System;

namespace Project
{
    class Program
    {
        static void Main(string[] args)
        {
            Random rnd = new Random();

            while (true)
            {
                Console.ForegroundColor = ConsoleColor.White;
                Console.WriteLine("\nHello, write you question");
                string userQuestion = Console.ReadLine();
                Console.ForegroundColor = ConsoleColor.Green;
                Console.WriteLine(GenerateAnswer(userQuestion, rnd));
                if (Console.ReadKey().KeyChar == 'a')
                {
                    break;
                }
            }
        }

        static string GenerateAnswer(string question, Random rnd)
        {
            var word = question.Split(" ");

            string answer = "";
            var index = rnd.Next(0, word.Length);
            answer += word[index];

            return "Yes is " + answer;
        }
    }
}