package fourletterwordpercent;

import java.io.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Scanner;

/**
 *
 * @author Jacob Keenan
 */
public class FourLetterWordPercent {

    public static void main(String[] args) {
        System.out.println("Please enter the name of the text file.");
        //ArrayList<String> words = new ArrayList<>();
       // ArrayList<String> fourLetters = new ArrayList<>();

        Scanner keyIn = new Scanner(System.in);
        String fileName = keyIn.next();
        File input = new File(fileName + ".txt");
        double count = 0.0;
        double fourLetters = 0.0;
        try
        {
            Scanner list = new Scanner(input);

            while (list.hasNext())
            {
                String word = list.next();
                if(word.length() == 4)
                {
                    fourLetters++;
                }
                count++;
            }
            System.out.println(fourLetters + count);
            double total = fourLetters / count * 100;
            System.out.println("The file " + fileName + " contains "
                    + total + " % four letter words.");
            list.close();
        }
        catch (FileNotFoundException e)
                {
                    System.out.println("Couldn't find that file. Sorry!");
                }
    }

}