//____   __________
 , , , ;
//_____________________________________________________________________________

 () //    .  .
	 = ..;
	 i=1  .() 
		 .(i) = . 
			.. = 1;
		 .(i) = . 
			.. = 2;
		 .(i) = . 
			.. = 1;
		 .(i) = . 
			.. = 2;
		 .(i) = . 
			.. = 1;
		;
	;
	.. = ;

//_____________________________________________________________________________

 ()

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

	=.();
    C = ("52.01");
        
	 = ..();
     = ("");
	 ..() = "" 
    	("     !!!","!!");
    	(0);  ;
	
		 = ..();
	;

	// 52.01 - 
	.();
	.. = C;
	.. = ;
	();
	. = ""+;
	. = ;
	. = ;
	. = *;
	. = "";
	. = ;

	  =("64.03") 
		// .  
		.();
		.. = ("64.04");
		.. = ("68.02");
		.. = 1;
		.. = 2;
        .. = ..;
		.. = ..;
		. = " "+;
		. = *(/(100+),4);
		. = "";
		. = ;
	;  
	//    . 
	 = ();
    .();
	.. = ("");
	.. = ;
	// . = "64.03"       //  ""   
	    . =  ;    
	//
	//	. = 0;    
	//;
	. = ".. "+;
	. = "";
	. = ;

 	.();
	//     
	 (. =1) 
		.();
		// (,1) ="5" 
		//    .(.,1,2,0);
		//	
			.(.,1,2,0);
			.(.,2,2,0);      
		//;
		.(,(),,,,1,,3);			
		 = .("");
		 = .("");                
	
		 ( <0)  ( <0) 
	    	("  ."++"  !!! = "++" = "++"","!!");
	    	//(0);  ;
	    ;
		 = (*,2,1) - ;
        
		 ((,2) ="76") 
			 = .("");
			 = .("");
			  > 0 
			     = - (* - );
			
			     = * - ;
			;	
		;
	    
		  >0 
			.();
			.. = ;
			.. = 1;
			.. = 2;
			.. = ;
			 (.) = "80" 
				.. = ..;
			;		
			. = 0;
			. = ;
			. = ;
			. = ".. "+;
			. = "";
			. = ;
		  <0 
			.();
			.. = ;
			.. = 1;
			.. = 2;
			.. = ;
			 (.) = "80" 
				.. = ..;
			;		
			. = 0;
			. = ;
			. = -;
			. = ".. "+;
			. = "";
			. = ;
		;
	;    
	
	//     .52.02
    .();
	.(.,,2,0);
	.(,(),("52.01"),,,1,,3);
	 = .("");
	 = .("");                

	 ( <0)  ( <0) 
    	("  .  !!! = "++" = "++"","!!");
    	//(0);  ;
    ;
	 = (*,2,1) - ;
    	
	  >0 
		.();
		.. = ("52.01");
		.. = ;
		.. = ;
		 (.) = "80" 
			.. = ..;
		;                               	    		
		. = 0;
		. = ;
		. = ;                            
		. = ".. "+;
		. = "";
		. = ;
	  <0 
		.();
		.. = ("52.01");
		.. = ;
		.. = ;
		 (.) = "80" 
			.. = ..;
		;                                	    		
		. = 0;
		. = ;
		. = -;                     
		. = ".. "+;
		. = "";
		. = ;
	;	

	.();

//_____________________________________________________________________________

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

//_____________________________________________________________________________
