.... ......                  
               ''''##''''#                  
               .........D#                  
               ..........#                  
               ....D.....#                  
               ..........#                  
               ..........#                  
               ..........#                  
               ++++##''19###################
                ........11..................
                #...........................
                #..####.........####∩.......
                #..   #.........#  #......##
                #.    #.........#  #......# 
                #     #.........#  #......# 
                     ...........#  #......# 
                     #########..####......# 
                             #............# 
                             #......#####.# 
                             #......#    .# 
                             #......#     # 
                             #......#       
                             #......#       
                             #......#       
                             #......#