#P 5 5
s *******
s
s
s +++++++
s
s
s -------
s
s
s iiiiiii
s
s
s IIIIIII
s
s
s CCCCCCC


* +


* -  + -


* i  + i  - i


* I  + I  - I  i I


* C  + C  - C  i C  I C