#####  
           ....#  
           ....#  
       ####.#.##  
       #.#.#...#  
        .#4...#.. 
.   #####.#......#
 .. #.#.#........#
  #.#....#.#.####.
  ##....Z###.# ##.
  #.....#####.#.. 
 #....##..#.#..##.
#.###. #.......##.
    ##.. #Z....# .
     ######.#..#.#
       #...#...#. 
     ##.####.###..
     #.. Z ....#..
     .#. .. ###...
        ##..#. ...
         #. # # .#