using System;

using System.Text.RegularExpressions;

​

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        string[] animals = {"Cat", "Alligator", "fox", "donkey", "Cat", "alligator"};

        var animalsWithCapitalLetter = animals.Count(s =>

        {

            return Regex.IsMatch(s, "^[A-Z]");

        });

        Console.Write(animalsWithCapitalLetter);

    }

}