update = 5;
newplane = 5;
width = 30;
height = 21;

exit:		(  9  0 c ) ( 29  0 z ) ( 29 20 q ) (  9 20 e )
		(  0 20 e ) (  0 10 d ) (  0  0 c ) ;

beacon:		(  5  5 ) ( 14  5 ) ( 24  5 ) ( 24  9 ) ( 24 11 )
		( 24 15 ) ( 14 15 ) (  5 15 ) (  5 10 ) ( 14 10 ) ;

airport:	( 19  9 a ) ( 19 11 a ) ;

line:		[ (  1  1 ) (  4  4 ) ]
		[ ( 10  1 ) ( 13  4 ) ]
		[ ( 28  1 ) ( 25  4 ) ]
		[ (  6  5 ) ( 13  5 ) ]
		[ ( 15  5 ) ( 23  5 ) ]
		[ (  1 10 ) ( 13 10 ) ]
		[ ( 15 10 ) ( 17 10 ) ]
		[ ( 18  9 ) ( 18  9 ) ]
		[ ( 18 11 ) ( 18 11 ) ]
		[ ( 20  9 ) ( 23  9 ) ]
		[ ( 20 11 ) ( 23 11 ) ]
		[ (  6 15 ) ( 13 15 ) ]
		[ ( 15 15 ) ( 24 15 ) ]
		[ (  1 19 ) (  4 16 ) ]
		[ ( 10 19 ) ( 13 16 ) ]
		[ ( 28 19 ) ( 25 16 ) ]
		[ (  5  6 ) (  5  9 ) ]
		[ (  5 11 ) (  5 14 ) ]
		[ ( 14  6 ) ( 14  9 ) ]
		[ ( 14 11 ) ( 14 14 ) ]
		[ ( 24  6 ) ( 24  8 ) ]
		[ ( 24 10 ) ( 24 10 ) ]
		[ ( 24 12 ) ( 24 14 ) ] ;