#    
              ##..   
             #.....  
             ....... 
  ####       ....... 
 ##..########....... 
##....##..##.........
#........3...........
#..∩∩....3........⌠..
#.......##.......... 
##....######........ 
 ##..##    ##....... 
  ####       ......  
             .....   
             #...    
              ##