######################
#....................#
#....................#
#........8..8........#
#....................#
#...######..######...#
#...#Z.  #..#    #...#
#...#Z#  #^.#    #...#
#...#Z####..####.#...#
#...#Z.Z.....M...#...#
#...#.####Z......#...#
#...#.#..#.......#...#
#...#ZZ..#.......#...#
#...######.∩.....#...#
#...#    ....+####...#
#...#    #...#   #...#
#...#     ...#   #...#
#...##############...#
#....................#
#.........∩∩.........#
######################