           
          
          
         
        
          
            
         
        

       
          
       
           
           
           
            
         
         
           
          
          
           

   
         
         
          
         
           
          
          
       
 24          
          6 
         
            
     6   25      
         
            
        
        
         
          

          
          
          
        
6   24        