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unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.Button1Click(Sender: TObject);
var
i,j:integer;
r:real;
ch:char;
s:string[7];
begin
i:=10;
j:=100;
r:=1.0;
ch:='b';
s:='1234567890';
showmessage(inttostr(i)+inttostr(j));
showmessage(floattostr(r));
showmessage(ch);
showmessage(b);
end;
end.


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var
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begin
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