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