 ()
	 = 0;             
	 .()=1 
		 0;
	;
	 = (,2);
		 ( = "60")  	( = "61") 
			( = "62")  ( = "63") 
			(. = "64.01")  (. = "64.02") 
			( = "65")    ( = "76") 
			( = "82")   ( = "90") 
			( = "91")   ( = "92") 
			( = "93")   ( = "94") 
			( = "95")   ( = "96")  
			 = 1;
	    ; 
     ;

//*******************************************
  ()
   		=("");
	.("");
	.("");
   	=0; 
   	=0; 
   	="";
   	=0;
   	01 = ("");
   	01.(.,, 1);
   	01.(..);
   	01.(1);
   	01.(,);
   	();
   	 ()=1 
   	01.();  
   	   01.()=1  
   	  		=0;
   			=0;
   			=0;
   			=0;
   			=0;
   	  	 01.().<> 
   	  		;
   	  	;
   	  		01.();
   	  		 01.()=1 
   	  			 01. <>  
   	  				
   	  			;
   	  			=01.(1)-01.(1); 
   	  			 >0 
   	  				=;
   	  				=1;
   	  			 <0 
   	  				=;
   	  				=1;
   	  			;  				
   	  		;
   	  	 =1 
   	  		=+1;
   	  		=(01.());
   	  		=(.);
   	  		=(01.()..);
   	  		=(01.()..);
   	  		=(01.()..);
   	  		.("");
   	  	;
   	  ;
   	 =;
   	 ;
	.("");
	.(0,0,0,0,);
	.(0);
	.("      "+()+"  "+()); 

//*******************************************
 ()  
	 ()<>"  .  .  "  
		 () = 1 
			 ("    ,"++"   . ?","+") = "" 
				();
				 () <> 0 
					();
				;             
			;
		; 
		.(0);
		 () = 0 
			01 = ("");
			01.(.,, 1); 
			01.(..);
			01.(1);
			01.(,);
			01.();
			
			 (01.() = 1) 
				01.();
				 01.()=1 	
					 (01.)=0 
						;
					;
					=01.(1)-01.(1);
					 >0 
						 > 
							();
							=01.;
							=01.();
							=;
						;
					;
					 <0 
						 *(-1)> 
							();
							=01.;
							=01.();
							=*(-1);
						;
					;		
				;						
			;
		;
		.(1);	
	  ("   !");
	; 

//----------------------------------------------------------------------------------------------
 () 
	=0;
	();
//	 ()=1 
//		=+1;
//		 (+)<>(++) 
		//	 ("!!!   "++"      ");
//		;
//	;
	=("");
	.("");
	.("1");
	3=0;
	4=0;
	5=0;
	6=0;
	31=0;
	41=0;
	51=0;
	61=0;			
	();
	 ()=1  
		 >0 
			.("1"); 
			3=3+;
			4=4+;
			5=5+;
			6=6+;
		;
	; 
	.("2"); 
	();
	 ()=1  
		 >0 
			.("2");
			31=31+;
			41=41+;
			51=51+;
			61=61+;
		;
	; 	
	.("");
	.(0,0,0,0,);
	.(0);
	.("    "+()+"  "+()); 

