laba 3.1

package com.company;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;


public class Main {
    public static String[] readFromFile() throws IOException{
        Scanner in = new Scanner(System.in);
        String inputFileName;
        System.out.println("Enter a file name: ");
        inputFileName = in.nextLine();
        inputFileName = inputFileName + ".txt";
        FileInputStream inFile = new FileInputStream(inputFileName);
        byte[] line = new byte[inFile.available()];
        inFile.read(line);
        String text = new String(line);
        String[] words = text.split(" ");
        return words;
    }

    public static String largestWord_s(String words){
        int largestLength = 0;
        String largestWord = " ";
        for (String b:words.split(" ")){
            if (largestWord.length() == 0){
                largestLength = b.length();
                largestWord = b;
            } else {
                if (b.length() >= largestLength){
                    largestLength = b.length();
                    largestWord = b;
                }
            }
        }
        System.out.println("The longest word is :" + largestWord);
        System.out.println("The length of this word is:" + largestLength);
        return largestWord;
    }

    public static void writeToFile(String largestWord) throws IOException{
        Scanner in = new Scanner(System.in);
        int i;
        String newFileName;
        System.out.println("Enter file name for save:");
        newFileName = in.nextLine();
        newFileName = newFileName + ".txt";
        FileWriter fileWriter = new FileWriter(new File(newFileName));
        fileWriter.write("Самое длинное слово:" + largestWord);
        fileWriter.flush();
    }


}