#+##     
    ##...##    
   ##.....##   
  ##.......##  
  #.........#  
  +.........+  
  #.........#  
  ##.......#   
   ##.....##   
    ##..<##    
     ##'##     
    ###.####   
    #......#   
    #.#.##.####
    #....#....:
#####..........
.........#..##.
#####.#.##..#  
    #.#.#  .#  
    #.#.##..###
    #..........
    ###.#######
      #.#      
      #a#      
      #.#      
      #.#      
      #..      
      #.#      
      ...      
      ...