###   .M..#
 .. ##..## .....
...##....##.....
................
............Z..#
 .............  
  #........#    
   #......#     
   ##....##     
    #....#      
    #....#      
    #MM..#      
    #....#      
    #....#      
    #....#      
    #....#      
    #.∩∩.#      
    ######