import java.io.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Scanner;

public class NumberReader {

    public ArrayList<Integer> readNumbers(String fileName) throws FileNotFoundException {
        ArrayList<Integer> numbers = new ArrayList<>();

        File file = new File(fileName);
        Scanner scanner = new Scanner(file);

        while (scanner.hasNextLine()) {
            String[] line = scanner.nextLine().split("");
            int number = Integer.parseInt(line[1]);
            numbers.add(number);
        }

        scanner.close();

        return numbers;
    }
}