PBO 5

import java.util.*;

/**
 * Class untuk menerima inputan yang nantinya dikirimkan ke class SupportSystem.
 *
 * @author Thomas Felix
 * @version 15 November 2020
 */

public class InputReader
{
   private Scanner reader;

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

   public HashSet<String> getInput()
   {
       System.out.print("> ");
       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;
   }
}