##########       ##############
#∩........       ............∩#
#.........       .....M.......#
#..#####+#       ###+###+###Z.#
#..#...#                   #..#
#..#.###                   #..#
#..'.#                     #..#
#..###                   ###..#
#..#                     #.'..#
#..#                     #.#..#
#..'.#              ######.#..#
#..###              #....###..#
#..#                #....#.'..#
#..#                #....#.#..#
#..+                #....'.#..#
#..#                ########..#
#..#                #....#.'..#
                    #....#.#..#
                    #....'.#..#
                    #....###..#
                    #####  +..#
                           #..#
                           #..#
                            ..#