Помогите. Выводит много строк
package com.javarush.task.task13.task1326;
import java.io.*;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Scanner;
/*
Сортировка четных чисел из файла
*/
public class Solution {
public static void main(String[] args) throws IOException{
try ( BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
FileInputStream fileInputStream = new FileInputStream(reader.readLine())) {
List<Integer> list = new ArrayList<>();
while(fileInputStream.available() > 0) {
list.add(fileInputStream.read());
}
Collections.sort(list);
for(Integer number : list) {
if (number % 2 == 0) {
System.out.println(number);
}
}
}
}
}