46w
 +-----------------+
8| r r r     r r   |
7| r   c   c     r |
6|   h             |
5|       d         |
4|     e   H     C |
3|   E h M m   d   |
2|   D H         R |
1| R R R   R C R R |
 +-----------------+
   a b c d e f g h