#                       
                                     
                                     
                                     
                                     
            ..    .                  
                                     
            .                        
              .                      
            .                        
                                     
      #   # .#                       
        #    #                       
       ###. ###..                    
      ##. ##∩....                    
     #....#.....#  .                 
        #..#   ###                   
      ##...#...  ##                  
      #........#                     
......*.....###.#                    
##.#.##...#...# #                    
   #  .........#                     
     ##########                      
        .