) . N 1;
) .
- 2- , 6 , , , + 50 , ;
) . N 1;
) : -2 -
() ;
"-";
. "" -2 "". 1 "", ;
:
-10 , -8 -334;
"+";
;
"" -2 "". 1 "", ;
) :
-2 "", "" . -2 "" , ;
) () :
;
-2 "+", "" . -2 "" ( "" " " - ), ( ) ;
) :
"-", "" ( ). -2 "" ( "" " " - ), ;
) (). N 1;
) : ;
() . -8 35-20 /2, . -10 ;
) , .0 N 1;
) () . .