...               
    ..#              
     ..        ######
.  ###.        #....#
..##...####    #....#
#.........#    #....#
#.....a...######....#
...................# 
..........########.# 
..........#    ###.# 
###....####### #...# 
  ####.......# #.### 
     #.......# #.#   
     ##..<...###.#   
      #......##..#   
      #......#..##   
      #......#.##    
      #........#     
    ######..####     
    #..........#     
   #..########..#    
               .#    
                .#   
                 #