Создать интерфейс в turbo delphi

unit Ura;
 
interface
     type fail=file of integer;
     mas=array[1..100] of integer;
     procedure WriteFile(var f:fail);
   implementation
 procedure WriteFile (var f:fail);
   var s:integer;
 begin
   rewrite(f);
   writeln('Vvedite vfail celie chisla');
     while not eof do
       begin
         readln(s);
         write(f,s);
       end;
 
   close(f);
 
 end;
end.

unit Unit1;
 
interface
 
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;
 
type
  TForm1 = class(TForm)
    Label1: TLabel;
    OpenDialog1: TOpenDialog;
    SaveDialog1: TSaveDialog;
    Memo1: TMemo;
    Memo2: TMemo;
    Button1: TButton;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
                           
  private
    { Private declarations }
  public
    { Public declarations }
  end;
 
var
  Form1: TForm1;
 
implementation
 
{$R *.dfm}
 
procedure TForm1.Button1Click(Sender: TObject);
begin
if OpenDialog1.Execute then  Memo1.Lines.LoadFromFile(OpenDialog1.FileName)
else EXIT;
end;
 
procedure TForm1.Button2Click(Sender: TObject);
      var f:fail; var s:integer;
begin
 
 
if SaveDialog1.Execute then  Memo2.Lines.SaveToFile(SaveDialog1.FileName)
else EXIT;
end;
 
end.

unit Unit2;
 
interface
     type fail=file of integer;
     mas=array[1..100] of integer;
     procedure WriteFile(var f:fail);
implementation
 procedure WriteFile (var f:fail);
   var s:integer;
 begin
   rewrite(f);
   writeln('Vvedite vfail celie chisla');
     while not eof do
       begin
         readln(s);
         write(f,s);
       end;
 
   close(f);
 
 end;
end.