PBO-C 5 : InputReader()

import java.util.*;

public class InputReader
{
    private Scanner reader;

    public InputReader()
    {
        reader = new Scanner(System.in);
    }

    public HashSet<String> getInput()
    {
        System.out.println("> ");
        String inputLine = reader.nextLine().trim().toLowerCase();
        String[] wordArray = inputLine.split(" ");
        HashSet<String> words = new HashSet<String>();

        for(String word: wordArray)
        {
            words.add(word);
        }

        return words;
    }
}