######################
#............Z.......#
#..........Z.........#
#........8..8........#
#...Z................#
#.ZZ######..######...#
#...#    #..#    #...#
#...#    #..#    #...#
#.MZ#    #..#    #...#
#...#    ....    #...#
#...#   ##....   #.Z.#
#...#    #....   #...#
#.Z.#    #....   #..Z#
#..Z#            #...#
#..Z#            #...#
#...#            #...#
#...#            #...#
#...##############...#
#........Z..Z........#
#.........∩Z.........#
######################