
+---------+
|   ***   |
|  *****  |
|  *****  |
|   ***   |
|   ***   |
|  *****  |
|  *****  |
|*********|
+---------+

+---------+
|   ***   |
|  *   *  |
|  *   *  |
|   * *   |
|   * *   |
|  *   *  |
|  *   *  |
|*********|
+---------+

