###                 
                   #..##                
                 ##....##               
                ##......##              
  ####         ##........#              
 ##..##   #### #.........##             
##....#####..####.........#             
#.......##....##..........##            
#.∩.∩.......#..............##           
#..........###..............##          
##....##..## ###.........##..#          
 ##..######    ##........###.##         
  ####         #........## #..#         
               ##.......#  ##.#         
                ##.....##   #.##        
                 #.....#    #..#        
                 ###..##    #..#        
                   ..##     #..##       
                  #.##      ##..##      
                  ..         ##..###    
                 ..#          ##...#    
                               ###.###  
                                #..#.## 
                               ##.##.(# 
                               #.D#...# 
                               ##.D.#.##
                                #####..#
                                   #.D.#
                                   ##(.#
                                    ##(#
                                     .(#
                                     .(#
                                    ..##
                                    DD  
                                   ...