·      
                   ·▒     
                   ·▒     
                   ·▒     
                   ·▒▒    
                   ··     
        ▒▒▒▒▒▒▒▒▒▒▒·▒     
      ▒·············▒     
      ▒···········<·▒     
   ·  ▒·············▒···· 
  ··· ▒···············▒·  
 ·····▒@················· 
 ·····▒············▒▒·▒▒·▒
 ·············▒▒▒▒+▒ ···  
·▒+▒················· ··  
····················  ▒   
·£·l················      
 ···▒▒▒▒············      
 ··    ▒······▒▒▒▒▒       
       ▒······▒           
       ▒······▒           
       ▒······▒           
       ▒·····             
       ▒··