import easyio.*;
import java.util.*;

class Eliza {
  public static void main (String [] args) {
    if (args.length !=1) {
      System.out.println(" bruk: >java Eliza <fil-med-ord> ");
    } else {
      Samtale sam = new Samtale();
      sam.lesFraFil(args[0]);
      sam.snakk();
    }
  } // end main
}

class Samtale {
    HashMap <String,String>hash = new HashMap<String,String>();
    In tast = new In();

    void lesFraFil(String filnavn) {
        In fil = new In(filnavn);
        while (!fil.lastItem()) {
        String s?keord = fil.inWord();
        String svar = fil.inLine();
        hash.put(s?keord, svar);
        }
        fil.close();
        System.out.println("Antall ord lest: " + hash.size());
    }


    void snakk() {
      while (true) {
        String ord;
       // Random r = new Random();
        System.out.print("> ");
        boolean funnetMatch = false;

        do { ord = tast.inWord().toLowerCase();
            // random selection of next element
          //  if (r.nextInt(4) < 3 && tast.hasNextChar()) ord = tast.inWord().toLowerCase();
            if (hash.containsKey(ord)) {
                String svar = hash.get(ord);
                System.out.println(svar);
                funnetMatch = true;
            }
         } while (tast.hasNextChar() && !funnetMatch);

         if (!funnetMatch) {
            System.out.println("Interessant. Fortell mer.");
         }
         if (tast.hasNextChar()) {
            tast.readLine();  // T?mmer inputbufferet
         }
      }
    } // end snakk
}