RRRR R R   RR R  RRRRRRRRRR
R RRRR    R  R   R RR RRRRR
RRRRRR   R  R   RRRRR  RRRR
RRRRRRRR R R RRRRRRRRRRRRRR
RRRRRR RRRR    RRR  RRRRRRR
RRRRR RRR RRR R RRRRRRRRRRR
RRRR RRR   RR R   RR   RRRR
RRRRR RR RRR RR RRR RRRRRRR
R RRR RRR R RR RRRRRRRRRR R
R      R RRRRR RRR RR R R R
RRRRRRRRRRR RR   RRRRR RRRR
RRRRR RRRRR RRRRRRRRRRRRRRR
R RR RRR RRRRRRRRR RRR RRRR
RRR  RRRRRR  RRRRRRRRRRRRRR
RRRR RRRRRRRRRR RRRRRRRRRRR
RRRRR RR RRRRRR RRRRRRRRRRR