. # # ... .... # ..###. . #.. #. ... ...._+...... . ###...#..... # .... #.... .# .. ......# #......# #....# # ##+#.#X #. #... .# # #..# .# .. #3.# 3# . #X###.# # . #.# #.###.# . #.# ....# . . #.###.... .#.. ####.. .#. #. ≈ ≈≈ .##.# ..≈#≈ .#..# # ≈≈ ###... #§§§§ ## . # §≈§ . # ..§§ .≈ .#. ..# ##.§ §≈ . #.. . ≈# ≈ #. #. ≈..# ## # . ... . # .