### ### ##.. ##.# ###...# #####X## #..##..##....## ............?.#### .......#.........# ............$..##... ...............# .. . . . .. ...##.# ................. . .............##. . ............... ..... ##......#.#. ... .. #.... ..#. . . . ...∩......... ... .. .. .....##.. .. ._....... .# # . . ..........# ............