.#.              
 .###..##       ..   
   #.#.#.###### .#   
  #...#.......#..    
#.#.....#.......#    
  . ..#.....#.#.#  # 
? ##..##...#.#.#   # 
......X#......#### . 
      #.#....#...#.# 
      #...#X#....... 
   #...##.##..##.. # 
 #..... .##.#.##.#.. 
 ######.. #..#Z....# 
      #.#..#. #∩##.# 
      ..## .#.#...#. 
     ####.##..#...#. 
        .. ...#..#.. 
        ..#..####.##.
                 #.