...#            
  ##...            
   ....            
####...#######+##  
................###
...................
......$..........# 
.................# 
.................# 
.........O.......# 
.........a......###
...........<....).#
..................#
###...............#
  #........###+#..#
  #........#     .#
  #........#      #
   #########