How to play?

This is a Minesweeper variant which uses Hensel notation instead of the usual numbers.
The cells don't care about rotation and reflection of configurations, only relative orientations of the neighboring mines.

This lists the possible configurations for each letter.

# = mine
- = nothing
@ = center cell

c

#-- #-# #-# #-# -#- -#- -##
-@- -@- -@- -@- #@# #@# #@#
--- --- --# #-# ##- ### ###

e

-#- -#- -#- -#- #-# #-# #-#
-@- #@- #@# #@# -@- -@# #@#
--- --- --- -#- ### ### ###

a

##- ##- ### --# --#
-@- #@- #@- -@# #@#
--- --- --- ### ###

k

#-- #-- #-- -## -##
-@# -@# -@# #@- #@-
--- -#- ##- #-# ###

i

-#- ### #-# --- #-#
-@- -@- #@# #@# #@#
-#- --- --- ### #-#

n

#-- #-# #-# -#- -##
-@- -@# -@# #@- #@#
--# --- --# ### ##-

j

##- ##- --#
-@# -@# #@-
--- -#- ###

q

##- ##- --#
-@- #@- #@#
--# --# ##-

r

--- --- ###
#@# #@# -@-
#-- ##- -##

y

#-# #-# -#-
-@- -@- #@#
-#- ##- #-#

t

###
-@-
-#-

w

#--
#@-
-##

z

##-
-@-
-##