Program progul ;
var total , lost , visit : real ;
begin
write ('vvedite vsego zaniatii Total=' ) ;
readln ( total ) ;
write ( 'vvedite Propuskov =' ) ;
readln ( lost ) ;
visit := (total - lost ) / total * 100 ;
writeln ( 'procent poseshaemosti=' , visit:5:2 , '%' ) ;
end.