Не понимаю причину почему валидатор не принимает
package com.javarush.task.task18.task1808;
/*
Разделение файла
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String filename1 = reader.readLine();
String filename2 = reader.readLine();
String filename3 = reader.readLine();
FileInputStream fileInputStream = new FileInputStream(filename1);
FileOutputStream fileOutputStream = new FileOutputStream(filename2);
FileOutputStream fileOutputStream2 = new FileOutputStream(filename3);
int fileSize = fileInputStream.available();
int part1Size = fileSize / 2 == 0 ? fileSize / 2 : fileSize / 2 + 1;
while (fileInputStream.available() > 0) {
byte[] bytes1 = new byte[part1Size];
byte[] bytes2 = new byte[fileSize - part1Size];
int read = fileInputStream.read(bytes1);
int read1 = fileInputStream.read(bytes2);
fileOutputStream.write(read);
fileOutputStream2.write(read1);
}
fileInputStream.close();
fileOutputStream.close();
fileOutputStream2.close();
}
}