 

           

2014-07-07 13:57
  2259
  9
            
      
 512            
             
            
  64            
           
       64       
        512  256   
     64  32       256
 128         32   16
         128  64  
          16  8  
    64  32       
   8    4       32
 16           4  
 2          16   8
            
 
           
            
              
    
   1.         
             
             
         
2.              
        
3.             8  16 
         1   2
  2   4   4   8      
        
4.              
            
             
    

 



  
     
     