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

namespace FileDetails
{
    class FileDetails
    {
        static void Main(string[] args)
        {
            try
            {
                Console.OutputEncoding = Encoding.UTF8;
                //args = new string[] { "text.txt" };
                Console.WriteLine(args.Length);
                foreach (var arg in args)
                {
                    Console.WriteLine(arg);
                }
                var filename = args[0];

                FileStream stream = new FileStream(filename, FileMode.Open);
                StreamReader reader = new StreamReader(stream);
                var streamLength = stream.Length;
                var contents = new char[streamLength];

                for (int i = 0; i < streamLength; i++)
                {
                    contents[i] = (char)reader.Read();
                }
                Summarize(contents, out int vowelCount);
                Console.WriteLine(contents);
                Console.WriteLine($"Всего букв - {streamLength}\n" +
                    $"Глассные - {vowelCount}\n" +
                    $"Согласные - {streamLength - vowelCount}");
                reader.Close();
                stream.Close();
            }catch(Exception ex)
            {
                Console.WriteLine(ex);
            }
            Console.ReadKey();
        }

        static public void Summarize(char[] contents, out int vowelCount)
        {
            vowelCount = 0;
            foreach (var ch in contents)
            {
                if("AEIOUaeiou".IndexOf(ch) != -1)
                {
                    vowelCount++;
                }
            }
        }
    }
}