Flächenrechner für die oberfläche eines würfels

unit Oberflaeche_Wuerfel;interface

uses

Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,

StdCtrls;

type

TForm1 = class(TForm)

Label1: TLabel;

laenge_Edit1: TEdit;

breite_Edit2: TEdit;

Oberflaeche_Edit1: TEdit;

Button1: TButton;

Button2: TButton;

Label2: TLabel;

Label3: TLabel;

Label4: TLabel;

procedure Button1Click(Sender: TObject);

procedure Button2Click(Sender: TObject);

private

{ Private-Deklarationen }

public

{ Public-Deklarationen }

end;

var

Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);
var a,laenge,breite : integer;

begin

laenge := StrToInt (laenge_edit1.Text);

breite := StrToInt (breite_edit2.Text);

a:= laenge*breite*6;

Oberflaeche_Edit1.text:= IntToStr(a);

end;

procedure TForm1.Button2Click(Sender: TObject);

begin

close;

end;end.