##########++######
      #................#
      #......#..#......#
####.##................+
......r................+
#+#####......#..#......#
      #................#
      ####+#####++######
      #.......#         
      #.......#         
      #.......#         
      #...<...#         
      #.......#         
      #.......#         
      #.......#         
      #########