#.. ... . .. ..# . . .# # ...# . #..## . ##.##...#. .. ..#... ....#... .. . # ..#....... .. ....∩.........#.##.. . # #.. #.....#.................. #.. #... #..... .........# ##.# ##.## ##..... ......#. ##...###...###...........# # #.....#§....#...... #... # .......§........#...#........ ...#$§...#............. # ##§..## ...#.......#. . ##3## ##... ....#..... #...# ...# #... ... . #.....#.. .x#.. ..... .......$...... ... .#.....#.....#. ##...###.