Вроде ответ правильный (как в условии), но валидатор не проходит
package com.javarush.task.task19.task1916;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/*
Отслеживаем изменения
*/
public class Solution {
public static List<LineItem> lines = new ArrayList<LineItem>();
public static ArrayList<String> listOne = new ArrayList<>();
public static ArrayList<String> listTwo = new ArrayList<>();
public static void main(String[] args) throws IOException {
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
String fileName1 = bufferedReader.readLine();
String fileNmae2 = bufferedReader.readLine();
BufferedReader readerOne = new BufferedReader(new FileReader(fileName1));
BufferedReader readerTwo = new BufferedReader(new FileReader(fileNmae2));
while (readerOne.ready()) {
listOne.add(readerOne.readLine()); }
while (readerTwo.ready()) {
listTwo.add(readerTwo.readLine()); }
int delta = listOne.size() - listTwo.size();
int i = 0;
try {
for( i = 0; i < listOne.size(); i++){
for( i = 0; i < listTwo.size() + delta; i++){
if (listOne.get(i).equals(listTwo.get(i))) {
lines.add(new LineItem(Type.SAME, listOne.get(i))); }
if (! (Arrays.asList(listOne.get(i)).contains(listTwo.get(i))) & !(listOne.get(i).equals("")) ) {
lines.add(new LineItem(Type.REMOVED, listOne.get(i))); }
if (! (Arrays.asList(listOne.get(i)).contains(listTwo.get(i))) & !(listTwo.get(i).equals("")) ) {
lines.add(new LineItem(Type.ADDED, listTwo.get(i))); }
}
}
} catch (IndexOutOfBoundsException e) {
}
if (i < listOne.size()) {
lines.add(new LineItem(Type.REMOVED, listOne.get(listOne.size() - 1)));
}
bufferedReader.close();
readerOne.close();
readerTwo.close();
// for (int p = 0; p < lines.size(); p++) {
// System.out.println(lines.get(p).type + " " + lines.get(p).line); }
/// for (String test1 : listOne){System.out.println(test1);}
// for (String test2 : listTwo){System.out.println(test2);}
}
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;
}
}
}