package fourletterwordpercent;

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

//TRISTIAN SCHMITZ

public class FourLetterWordPercent {

    public static void main(String[] args) {
        int totWordCounter = 0;
        int fourLetWordCounter = 0;
        Scanner keyIn = new Scanner(System.in);

        System.out.println("Please enter the name of a text file. "
                                                   + "(including extension)");

        String fileName = keyIn.next();
        File inputFile = new File(fileName);

        try
        {
            Scanner in = new Scanner(inputFile);

            while (in.hasNext())
            {
                if (in.next().length() == 4)
                    {
                        fourLetWordCounter++;
                    }
                totWordCounter++;
            }

        }

        catch (FileNotFoundException e)
            {
                System.out.println("Couldn't find that file. Sorry!");
            }

        System.out.println("The file " + fileName + " contains "
                + (double) fourLetWordCounter / totWordCounter * 100
                + " % four letter words.");

    }
}