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

namespace TaskN4
{

    class MainClass
    {
        class QFile
        {
            public string extension;
            public string name;
        }

        Queue FirstQueue = new Queue();

    private void Input(string inputdir)
    {
        DirectoryInfo dir = new DirectoryInfo(inputdir);
        foreach (FileInfo file in dir.GetFiles())
        {
            QFile temp = new QFile();
            temp.extension = file.Extension;
            temp.name = file.Name;
            FirstQueue.Enqueue(temp);
        }
    }

    private void Output(string outputdir)
    {
        foreach (QFile file in FirstQueue)
        {
            if (file.extension=="")
                File.Create(outputdir+file.name+".txt");
            else File.Create(outputdir+file.name);
        }
    }

    public void MainMethod(string inputdir, string outputdir)
    {
        Input(inputdir);
        Output(outputdir);
    }


    }




}