Не проходит по 3 пункту, Проверял вывод вроде нормальный
package com.javarush.task.task18.task1805;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/*
Сортировка байт
*/
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
FileInputStream stream = new FileInputStream(reader.readLine());
List<Integer> list = new ArrayList<>();
while (stream.available() > 0) {
int byteFile = stream.read();
if (byteFile > 0) {
list.add(byteFile);
}
}
for (int i = 0; i < list.size(); i++){
int coun = list.get(i);
list.removeAll(Collections.singleton(coun));
list.add(coun);
}
Collections.sort(list);
for (int integerList : list){
System.out.print(integerList + " ");
}
reader.close();
stream.close();
}
}