
 _;
 _;
 _;

 _;
 _;

 ()
	 ;


 ()
	_ = 0;
	_ = 0;
	_ = 0;


 () 
	 _;


 () 
	 _;


 () 
	 _;


 () 
	_ = _ + 1;
	_ = _ + 1;


 () 
	_ = _ + 1;
	_ = _ + 1;


 () 
	 _ +  + _;


 () 
	 = " : "+()+",  - "+()+".";
	 (_) = 0 
		 =  +  + ();
	;
				
	 ;


 () 
	_ = ;


 () 
	_ = ;

