            

              

           

             

              

                

               

            

            

        

              

          

            

           

             

             

               

  18           

           

        7   

            

            

         

              2 

            

               

             

            

            

             

          

            

           

           

 

               

            

           

            

            7

           

9              

   3            

   10       7  

    10   63     

  18        

           

            

             

           

              

                

            

            

           

            

             

           

             

           

             

              

            

              

             

            

               

 