import ch.aplu.turtle.*;
class serie3
{
  Turtle joe = new Turtle();
  serie3()
  {
    for (int k = 0; k < 6; k++)
    {
      for (int i = 0; i <4; i++)
      {
        joe.forward(100);
        joe.right(90);
      }
      joe.left(60);
    }
  }

  public static void main(String[] args)
  {
    new serie3();
  }
}