#################     
#........∩..∩....     
#................     
#......########..     
#...####.'....####   #
#..##.#..#.......## .#
#..'..####.#####.∩#..#
#..##......#...'.##..#
#...####...#..####...#
#......########......#
#.........Z.Z.Z......#
#...........Z........#
#......########.....Z#
#...####      ####...#
#..##              ..#
#..#                .#
#..#                 #
#Z..                  
#...