using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

​

namespace KOP

{

    public class Program

    {

        static void Main(string[] args)

        {

            Console.WriteLine("File name:");

            string fileName = Console.ReadLine();

​

            int[] array = ReadArrayFromFile(fileName);

            int[] reversedArray = ReverseInplace(array);

            int mostCommon = MostCommonCount(array);

​

            string text = File.ReadAllText(@"text.txt").Trim();

            int countedWords = CountWords(text);

            int digits = CountDigits(text);

            LettersHistogram(text);

        }

​

        private static int[] ReadArrayFromFile(string fileName)

        {

            using (var reader = new StreamReader(fileName))

            {

                var line = reader.ReadLine();

                string[] stringValues = line.Split(',');

                int[] intValues = new int[stringValues.Length];

​

                for (int i = 0; i < stringValues.Length; i++)

                {

                    intValues[i] = int.Parse(stringValues[i]);

                }

​

                return intValues;

            }

        }

​

        private static int[] ReverseInplace(int[] inputArray)

        {

            var reversedArray = inputArray;

            int i = 0, j = reversedArray.Length - 1;

            for (i = 0; i < reversedArray.Length / 2; i++, j--)

            {

                int temp = reversedArray[i];

                reversedArray[i] = reversedArray[j];

                reversedArray[j] = temp;

            }

            return reversedArray;

        }

​

        private static int MostCommonCount(int[] inputArray)

        {

            int[] array = inputArray;

            int counter = 1;

            int maxCount = 1;

            int maxValue = 0;

            int result = 0;

            for (int i = 0; i < array.Length; i++)

            {

                maxValue = array[i];

                for (int j = 0; j < array.Length; j++)

                {

                    if (maxValue == array[j] && j != i)

                    {

                        counter++;

                        if (counter > maxCount)

                        {

                            maxCount = counter;

                            result = array[i];

​

                        }

                    }

                    else

                    {

                        counter = 1;

                    }

​

                }

​

​

            }

            return result;

        }

​

        // сега, тук може да се заяде за препинателни знаци, НО - няма препинателен знак, който да НЕ е залепен за дума - така че, да го духа, все тая е.

        private static int CountWords(string text)

        {

            char[] delimiters = new char[] { ' ', '\r', '\n' };

            var count = text.Split(delimiters, StringSplitOptions.RemoveEmptyEntries).Length;

            return count;

        }

​

        // тук е казал цифрин не числа - броим цифрите

        private static int CountDigits(string text)

        {

            int count = 0;

            for (int i = 0; i < text.Length; i++)

            {

                char character = text[i];

                if (Char.IsDigit(character))

                {

                    count++;

                }

            }

​

            return count;

        }

​

        private static void LettersHistogram(string text)

        {

            var input = text.ToLower();

            Dictionary<char, int> counts = new Dictionary<char, int>();

​

            foreach (char character in input.Replace(" ", ""))

            {

                if (Char.IsLetter(character))

                {

                    if (counts.ContainsKey(character))

                    {

                        counts[character]++;

                    }

                    else

                    {

                        counts.Add(character, 1);

                    }

                }

            }

        }

    }

}

​