Не проходит валидацию

package com.javarush.task.task19.task1916; import java.io.*; import java.util.ArrayList; import java.util.List; import java.util.Scanner; /* Отслеживаем изменения */ public class Solution { public static List<LineItem> lines = new ArrayList<LineItem>(); public static void main(String[] args) throws IOException { List<String> lines1 = new ArrayList<String>(); List<String> lines2 = new ArrayList<String>(); BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); BufferedReader inputStream1 = new BufferedReader(new FileReader(br.readLine())); // BufferedReader inputStream1 = new BufferedReader(new FileReader("C:\\Users\\yanagibitipogib\\Desktop\\2.txt")); while (inputStream1.ready()) { lines1.add(inputStream1.readLine().replace("\uFEFF", "")); } inputStream1.close(); BufferedReader inputStream2 = new BufferedReader(new FileReader(br.readLine())); //BufferedReader inputStream2 = new BufferedReader(new FileReader("C:\\Users\\yanagibitipogib\\Desktop\\5.txt")); br.close(); while (inputStream2.ready()) { lines2.add(inputStream2.readLine().replace("\uFEFF", "")); } inputStream2.close(); //C:\Users\yanagibitipogib\Desktop\1.txt // System.out.println(lines2.get(0).equals(lines1.get(0))); // System.out.println((lines2.get(0)) + (lines1.get(0))); // System.out.println((lines2.get(1)) + (lines1.get(1))); int max = 0; if (lines1.size() > lines2.size()) { max = lines1.size(); } else max = lines2.size(); for (int i = 0; i < max; i++) { try { lines1.get(i); } catch (IndexOutOfBoundsException e) { lines.add(new LineItem(Type.ADDED, lines2.get(i))); continue; } try { lines2.get(i); } catch (IndexOutOfBoundsException e) { lines.add(new LineItem(Type.REMOVED, lines1.get(i))); continue; } if ((lines1.get(i)).equals(lines2.get(i))) { lines.add(new LineItem(Type.SAME, lines2.get(i))); } else if (!lines2.get(i).equals("") && lines2.get(i) != null && !lines2.get(i).equals(lines1.get(i))) { lines.add(new LineItem(Type.ADDED, lines2.get(i))); } else if ((lines2.get(i).equals("") || lines2.get(i) == null) && !lines2.get(i).equals(lines1.get(i))) {//(!lines1.get(i).equals(lines2.get(i))) lines.add(new LineItem(Type.REMOVED, lines1.get(i))); } } // for (LineItem s : lines) { // System.out.println(s.type + " " + s.line); // } } public static enum Type { ADDED, //добавлена новая строка REMOVED, //удалена строка SAME //без изменений } public static class LineItem { public Type type; public String line; public LineItem(Type type, String line) { this.type = type; this.line = line; } } }