..C.        
    .....o.#.#     
   ........o...    
  ..............   
  #..............  
  ...............  
    .............  
      #..O....#    
      #.......#    
....###.......###. 
.........###.......
.#........_........
 ....o.#.....#.....
 ......#_.<._# . . 
 ......#.....#     
  ........_.....   
   ......###...... 
   .###...  ..###. 
      #...  ..#    
      #..   ..#    
      ..     ..