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            :

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-----------------------------------------------------
| ........(,,).....                             |
| -.....(,,)....                             |
| ..(,,).                             |
|............                             |
|.................                             |
|................                             |
|  ....                             |
|  .....                             |
| ........                             |
| .......                             |
| .....(,,).                             |
-----------------------------------------------------

            . 
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F1  F2/+  F3  F4  F10 

F1  - ;
F2  -   ;
+   -   ;
F3  -   ,  ,  
      ;
F4  -     ;
F10 - .

	      
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       56,   
   " " : 2-56.
