d d w w w w e r t t - пример ввода
package com.javarush.task.task18.task1805;
/*
Сортировка байт
*/
import java.io.*;
import java.util.*;
public class Solution {
public static void main(String[] args) throws Exception {
Scanner sc = new Scanner(System.in);
FileInputStream inputStream = new FileInputStream(sc.nextLine());
List<Integer> list = new ArrayList<>();
while (inputStream.available() > 0)
{
int data = inputStream.read();
list.add(data);
}
inputStream.close();
for(int i = 0; i < list.size(); i++){
for (int j = 1; j < list.size(); j++){
int a = list.get(i);
if(list.get(j) == a) list.remove(j);
}
}
Collections.sort(list);
for(int a : list){
System.out.print(a + " ");
}
}
}
