33w
 +-----------------+
8| r r r     r r r |
7| r   m   c d   r |
6|       c d       |
5| h R     C       |
4| E   e           |
3| h     D     H   |
2|   D H     C R   |
1| R R R   M R R R |
 +-----------------+
   a b c d e f g h