( )


,  ()      
     .    
   ''.    , 
  ,    ,  
  .      
      .   
   .      
       . 
       . 
       
     ,   
 . 

 150,  50,   80,  20,  1/2 
.,   10,   2,  '' 1, 
   2,  50,    40, 
  5,   15, .
:
  •       

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