#...    ...        
    .#...####..         
    ...........         
    ..........       ..∆
    .........########.. 
    .........+........  
    .........#......#   
          #<.'......#   
          #.##......#   
    ......#.##......#   
   .......#.##......#   
   .......#.####.####   
   .......#....#.###    
   ............'...#    
   ........#...#.#.#    
   ..............#.#    
   .........######.#    
   ......†.†.......#    
   ........#########    
   ........'.[....      
   ........#######      
   ........#            
   ####$####            
      #.                
      #.