Прошу помочь.
Не проходит пункт "Список result должен быть заполнен корректными парами согласно условию задачи.".
package com.javarush.task.task22.task2207;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;
/*
Обращенные слова
*/
public class Solution {
public static List<Pair> result = new LinkedList<>();
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String fileName = reader.readLine();
reader.close();
BufferedReader fileReader = new BufferedReader(new FileReader(fileName));
StringBuilder builder = new StringBuilder();
while(fileReader.ready()) {
builder.append(fileReader.readLine());
builder.append(" ");
}
fileReader.close();
String[] str = builder.toString().split(" |\\n");
for (int i = 0; i < str.length; i++) {
for (int j = i+1; j < str.length-1; j++) {
StringBuilder sb = new StringBuilder(str[j]);
sb.reverse();
// System.out.println("str[i]: " + str[i] + " str[j]: " + str[j] + " sb: " + sb);
if (str[i].equals(sb.toString())){
// System.out.println("PAIR!!!!!!!!!!!!!!!");
Pair pair = new Pair();
pair.first = str[i];
pair.second = str[j];
result.add(pair);
str[i] = "";
str[j] = "";
break;
}
}
}
System.out.println(result);
}
public static class Pair {
String first;
String second;
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Pair pair = (Pair) o;
if (first != null ? !first.equals(pair.first) : pair.first != null) return false;
return second != null ? second.equals(pair.second) : pair.second == null;
}
@Override
public int hashCode() {
int result = first != null ? first.hashCode() : 0;
result = 31 * result + (second != null ? second.hashCode() : 0);
return result;
}
@Override
public String toString() {
return first == null && second == null ? "" :
first == null && second != null ? second :
second == null && first != null ? first :
first.compareTo(second) < 0 ? first + " " + second : second + " " + first;
}
}
}