######                    
      ###....###                  
    ###........##                 
   ##....###....##                
 ###...###.###...#         #####  
##..####§...##...#     #####...## 
#...##.§§§.##..###### ##........##
#..###§§§§§.......#.###§§§.......#
##...##§§§##.........#§§§§......##
 ##...###########....§§§§§.......#
  ##...###      ####.§.§§§......##
   ###...######    ###§§§§......# 
     ##.......###    ###§#....#.# 
   ###...4.......      ####..#### 
   #...4.4...##..         #..##   
 #..§§..####..#           ##..##  
#.§.§§..#    ...           ##..#  
 .§§.§§##      #          ##...#  
 ..§§.#                  ##...##  
  .§§.                   #...##   
   ...                   #...##   
    .                    ##...#   
                         ##...##  
                        ##.....## 
                        #...∩...# 
                        #.......# 
                        ##..∩..## 
                         ##...##  
                          #####