// _

//*******************************************
 ( , , ,  )
	 = ().;
	 = ..();
	 = .;
	 (  > 7 ) 
		 ( .() <> 0 ) 
			 ( .(.()).("").() <> 0) 
				 = 0;
				.( , "" );
				 = ( "" );
				.( ,,,"" );
				 (  = 8 ) 
					 = 1 - ().( "",  );
				 (  = 12 ) 
					 = 1 - ().( "",  );
				;
			;
		;
	;
	//



//*


