##  .#    
    ###.  .#    
   # ....#. ##  
  ##.#.......#  
   .......#.#.  
    #.#......#  
     #..#.# .## 
     #.3..##..##
 .....##..#....#
 .##  #.#.....# 
     #..##.#### 
    ..###.#.#   
   ##. ...#.#   
    ##...##..#  
 #######.##..#  
. ..  .###..##  
# .# .#..##.#   
.#3.#.# #.#.#   
 x. .## ...#.   
# ....##. ####  
..#..#.## #