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