помогите найти проблему
package com.javarush.task.task13.task1326;
/*
Сортировка четных чисел из файла
*/
import java.io.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
// BufferedReader reader1 = new BufferedReader(new FileReader(reader.readLine()));
BufferedReader reader1 = new BufferedReader(new InputStreamReader(new FileInputStream(reader.readLine())));
ArrayList<Integer> list = new ArrayList<>();
while (true){
String s = reader1.readLine();
if (s.isEmpty())
break;
int j = Integer.parseInt(s);
if (j%2==0)
list.add(j);
}
Collections.sort(list);
for (int i : list)
System.out.println(i);
}
}