anchor.diff:      canvas.fillRect(0, 0, 20, 20);
       gold.render(canvas);
       snake.render(canvas);
  +
  +    snake.showPoints();
  +
     }
   
   
  
positive.code: 
      if ((gameLoop.frame % speed) == 0) {
        snake.move(direction);
      }
    }
  }
  
negative.code:     }
    }
  
    Gold getGold() {
      return gold;
    }
  
    bool tailTurnFilter(Coord c, Coord dir) {
      return ((c == up && dir != down) || (c == down && dir != up) || (c == left
          && dir != right) || (c == right && dir != left));
  