Правильно ли я понимаю суть?

package com.javarush.task.task18.task1803;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;


public class Solution {
    public static void main(String[] args) throws Exception {
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
        FileInputStream fileInputStream = new FileInputStream(bufferedReader.readLine());
        int[] byteFrequencyArray = new int[256];
        fileInputStream.close();
        bufferedReader.close();

        while (fileInputStream.available() > 0){
            byteFrequencyArray[fileInputStream.read()] += 1;
        }

        int maxCount = 0;
        for (int byCount : byteFrequencyArray){
            if (byCount > maxCount);
            maxCount = byCount;
        }
        ArrayList<Integer> list = new ArrayList<>();
        for (int i = 0; i < byteFrequencyArray.length; i++){
            if (byteFrequencyArray[i] == maxCount){
                list.add(i);
            }
        }
        for (Integer result : list){
            System.out.print(result + " ");
        }

for (int i = 0; i < byteFrequencyArray.length; i++){
     if (byteFrequencyArray[i] == maxCount){
         System.out.print(i + " ");
     }
 }