TÉMA:

program Szures;
 
{$mode objfpc}{$H+}
 
var
  FBe,FKi : TextFile;
  c : Char;
begin
  AssignFile(FBe,'szures.pas');
  Reset(FBe);
  AssignFile(FKi,'vystup.pas');
  Rewrite(FKi);
  while not eof(FBe) do
  begin
   read(FBe,c);
   if c='{' then
   begin
     Read(FBe,c);
     while not (c='}') do
     begin
      Write(FKi,c);
      Read(FBe,c);
     end;
     Write(FKi,#10#13);
   end;
  end;
 closefile(FBe);
 closefile(FKi);
end.                         

unit du;
 
{$mode objfpc}{$H+}
 
interface
 
uses
  Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
  StdCtrls;
 
type
 
  { TForm1 }
 
  TForm1 = class(TForm)
    Button1: TButton;
    Memo1: TMemo;
    procedure Button1Click(Sender: TObject);
  private
    { private declarations }
  public
    { public declarations }
  end; 
 
var
  Form1: TForm1; 
 
implementation
 
{ TForm1 }
 
procedure TForm1.Button1Click(Sender: TObject);
var
t1,t2:Textfile;
c:char;
 
begin
 assignfile(t1,'unit1.pas');
 reset(t1);
 
 assignfile(t2,'vystup.pas');
 rewrite(t2);
 
 while not eof(t1) do
  begin
   read(t1,c);
   if c='{' then
    begin
     while c<>'}' do
      begin
      c:=' ';
      end;
    end;
   write(t2,c);
  end;
 closefile(t1);
 closefile(t2);
 
end;
initialization
  {$I du.lrs}
 
end.