using System;

using System.Collections.Generic;

using System.Linq;

​

public class Program

    {

        public static void Main( string[] args )

        {

            Dictionary<string, int> myDic = GetWordsFrequencyCount("My bike and my book");

            //Dictionary<string, int> myDic2 = GetWordsFrequencyCount("My bike and my book my my my ./ohMy ;;;my");

            //Dictionary<string, int> myDic3 = GetWordsFrequencyCount("My bikE bi-ke bike and my book");

            Dictionary<int, int> myDic4 = GetWordsLenthFrequencyCount("My .;;;bike and my book");

​

            Console.WriteLine("Words frequency count:");

            printWords(myDic);

            Console.WriteLine("Words length frequency count:");

            printCounts(myDic4);

        }

​

        public static Dictionary<string, int> GetWordsFrequencyCount( string line )

        {

            Dictionary<string, int> myList = new Dictionary<string, int>();

            string seperator = " ,.;/'[]()";

            List<string> listStrLineElements = line.ToLower().Split(seperator.ToCharArray(), StringSplitOptions.RemoveEmptyEntries).ToList();

​

            foreach (string el in listStrLineElements)

            {

                if (myList.ContainsKey(el))

                {

                    myList[el] += 1;

                }

                else

                {

                    myList.Add(el, 1);

                }

            }

            return myList;

        }

​

        public static Dictionary<int, int> GetWordsLenthFrequencyCount( string line )

        {

            Dictionary<int, int> myList = new Dictionary<int, int>();

            string seperator = " ,.;/'[]()";

            List<string> listStrLineElements = line.Split(seperator.ToCharArray(), StringSplitOptions.RemoveEmptyEntries).ToList();

​

            foreach (string el in listStrLineElements)

            {

                int length = el.Length;

                if (myList.ContainsKey(length))

                {

                    myList[length] += 1;

                }

                else

                {

                    myList.Add(length, 1);

                }

            }

​

            return myList;

        }

​

        public static void printWords( Dictionary<string, int> myDic )

        {

            foreach (KeyValuePair<string, int> entry in myDic)

            {

                Console.WriteLine("{0}: {1}", entry.Key, entry.Value);

            }

        }

​

        public static void printCounts( Dictionary<int, int> myDic )

        {

            foreach (KeyValuePair<int, int> entry in myDic)

            {

                Console.WriteLine("{0}: {1}", entry.Key, entry.Value);

            }

        }

    }