using System;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        string[] friends = new string[3]{"bob", "greg", "jeb"};

        if (friends.Any(f => "does bob like cake?" == $"does {f} like cake?"))

        {

            Console.WriteLine("yes, he does");

        }

        else

        {

            Console.WriteLine("i don't know who that is");

        }

    }

}