//   
 , _, _, , _; 
//_____________________________________________________________________________
 (19)
	=(".");
	// .("9") > 0 
	//	=.();
	//

	19 = (19.());
	19= ("19.02");
	 19.() = "19.06"   = .("11");
	 19.() = "19.07"   = .("12");
	  = .("13");	
	;
	// ("= "+);
	 ;

//_____________________________________________________________________________ 


 ()
	 () =0 
		(" :   !!!");
	;
    //     .19
	=("");
    .(..);
    .(.,,2);
    .(.,,2);
    .(.);
	
	  <> 0   
		_ = 0;    //Ǹ 
		_     = 0;    //Ǹ
		//	(19);	
		.(,,19,,,,,1);
		.(3);
	     .(3) =1 		
		     .() = .. 
	            _ = .();			
			                           
				_ = .();			
	        ;
		; 
		
		 _ + _ > 0 
			_ = _/(_ + _);
		
			_=0;
	    ;
	
		 = _+_;
		
		_ = 20 + 10;
		 = _*_;
		_ = _ - ; 
		
		  < _ 
			 (""+()+"    ."+19+"  "++" ."++"    !!!
			          |= "++", = "+_+"","!"); 
				(0);  ;	  
		;                
		
		 _ <  
			 (""+()+"    ."+19+"  "++" ."++"   . !!!
			          |= "+_+", = "++"","!");
			    (0);  ;	  
		;         
			
		 _ < _ 
			 (""+()+"    ."+19+"  "++" ."++"  _ !!!
			          |= "+_+", = "+_+"","!");
				(0);  ;	  	  
		;         	

			
			//      19  ( -  "1")
			 19 =1 
				
				//  =0 
					// 68.02-19.
                     _ <>0 						
						.();
						.. = ("68.02");
						..=..;
						..=..;
						.. = 19;
						.. = ;
						.. = ;
						.. = ..;
						. = _;
						. = "19";
						. =  ;
						. = ""++"    ";
					;  
					// 76.14-19.
					  <>0 
						.();
						.. = ("76.14");
						.. = ;
						.. = ;
						.. = 19;
						.. = ;
						.. = ;
						.. = ..;
						. = ;
						. = "19";
						. =  ;
						. = ""++"    .";
                    ;
					
				//                                 
				//	
     			//	.. = ("88.01");
				//	.. = ;
			 	//	.. = 19;
				//	.. = ;
				//	.. = ;
				//	. = _;
				//	. = "19";
				//	. =  ;
				//	. = ""++"    ";
				//;				
			;    		
	
		.();
		
	;
		


//_____________________________________________________________________________ 
 ()
     () =0 
		("  :   !!!");
	;

//_____________________________________________________________________________
