ZIPF

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.IO;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Runtime.Serialization.Formatters.Binary;

namespace КРСВЙВРНК
{
    public partial class Form1 : Form
    {
        FileStream fsInput;
        List<string> words = new List<string>();
        List<int> frecy = new List<int>();


        public Form1()
        {
            InitializeComponent();


        }

        private void button2_Click(object sender, EventArgs e)
        {



            StreamReader sr = new StreamReader(fsInput, Encoding.Default);
            sr.ReadLine();
            while (!sr.EndOfStream)
            {
                string s = sr.ReadToEnd();
                s = s.ToLowerInvariant();
                char[] separator = { '"', '«', '»', '.', ',', ';', ':', '?', '!', '-', '_', '(', ')', '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '\n', '\t', '\r', ' ' };
                string[] w = s.Split(separator, StringSplitOptions.RemoveEmptyEntries);

                foreach (string str in w)
                {
                    if (str != "")
                    {
                        words.Add(str);
                    }



                }



            }
            sr.Close();
            StreamWriter sw = new StreamWriter("Dictionary.txt", true, Encoding.Default);
            foreach (string str1 in words)
            {
                sw.Write(str1 + "\n");
            }
            sw.Close();



        }


        private void button1_Click(object sender, EventArgs e)
        {
            OpenFileDialog d = new OpenFileDialog();
            d.Filter = "Текстовые документы|*.txt|Все файлы|*.*";
            d.DefaultExt = ".txt";
            if (d.ShowDialog() != DialogResult.OK)
                return;
            textBox1.Text = ("" + d.FileName);
            fsInput = new FileStream(d.FileName, FileMode.Open, FileAccess.Read);

        }

        private void button3_Click(object sender, EventArgs e)
        {
            StreamReader sr = new StreamReader("Dictionary.txt", Encoding.Default);
            sr.ReadLine();
            while (!sr.EndOfStream)
            {
                string view = sr.ReadToEnd();
                richTextBox1.Text += view + "\r\n";
            }
            sr.Close();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }

        private void button4_Click(object sender, EventArgs e)
        {
            // numWords++;
            /* if (words.Contains(str))
             {
                 int k = words.IndexOf(str);
                 frecy[k]++;
                 //richTextBox1.Text += str + "(" + frecy[k] + ")\r\n";
             }
             else
             {
                 words.Add(str);
                 frecy.Add(1);
                 //richTextBox1.Text += "+" + str + "(1)\r\n";
             }*/
        }

        private void richTextBox1_TextChanged(object sender, EventArgs e)
        {

        }

        private void tabPage1_Click(object sender, EventArgs e)
        {

        }

        private void tabPage1_Click_1(object sender, EventArgs e)
        {

        }

        private void label1_Click(object sender, EventArgs e)
        {

        }

        private void button4_Click_1(object sender, EventArgs e)
        {
            StreamReader sr = new StreamReader("Dictionary.txt", Encoding.Default);
            int numWords = 0;

            sr.ReadLine();
            while (!sr.EndOfStream)
            {
                string s = sr.ReadToEnd();
                string[] w = s.Split('\n');

                foreach (string view in w )
            {
                if (view != "")
                {
                    numWords++;

                    if (words.Contains(view))
                    {
                        int k = words.IndexOf(view);
                        frecy[k]++;
                        richTextBox2.Text += numWords + "       " + frecy[k] + "\r\n";
                    }
                    else
                    {
                        words.Add(view);
                        frecy.Add(1);
                        richTextBox2.Text += numWords + "       " + "1\r\n";
                    }

                }

            }





            }
            sr.Close();
        }
    }
}