   // 20's -- 2nd puzzle message
   // -0   -- first message from this puzzle
   Serial.println(20);
-  // TODO(benkraft): Do nothing until we reset.
 }
 
 void sendCastleErrorMessage()

boolean correct_positions[7] = {
  false, false, false, false, false, false, false};

// this runs once when the program starts
void setup() 
{

  }

  // reset internal state: you have to start over.
  have_won = false;
  for(int i=0; i<7; i++)
  {
    correct_positions[i] = 0;
