.... ##..## ... 
....##....##....
................
............... 
  ............. 
   #........#   
    #......#    
     #...M#     
     #....#     
     #....#     
     #....#     
     #....#     
     #....#     
     #....#     
     #....#     
     #.∩∩.#     
     ######