29w
 +-----------------+
8| r r r     r r r |
7| r   d m c c   r |
6|   h   h     d   |
5|                 |
4|       e         |
3| H     E     H   |
2| R C D     D C R |
1| R R R   M R R R |
 +-----------------+
   a b c d e f g h