+.....+  
  #.....#  
  +.....+  
  #.....#  
  +.....+  
  #.....#  
  +.....+  
  #.....#  
  +....^+  
###.....###
#.'.M^..'.#
 ##.M.^.###
 #..Z..^.# 
 #^..^^.^# 
 #..^∩...# 
 #.......# 
 #...∩...# 
 #.......# 
 #.......# 
 ##.....## 
  #.....#  
  ##...##  
   #####