Помогите создать блок-схему
 

Здравствуйте)Помогите создать блок-схемы пожалуйста...
Тут представлен код программы:


unit Unit1;
interface
uses
Windows, Math, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
Button4: TButton;
Edit1: TEdit;
Edit2: TEdit;
Label1: TLabel;
Edit3: TEdit;
Label2: TLabel;
Edit4: TEdit;
Label3: TLabel;
Edit5: TEdit;
Label4: TLabel;
Label5: TLabel;

Label6: TLabel;
Label7: TLabel;
Button5: TButton;
Button6: TButton;
Label8: TLabel;
Label9: TLabel;
Edit6: TEdit;
Edit7: TEdit;
Label10: TLabel;
Label11: TLabel;
Edit8: TEdit;
Edit9: TEdit;
Label12: TLabel;
Label13: TLabel;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button4Click(Sender: TObject);
procedure Button5Click(Sender: TObject);
procedure Button6Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
a,d: array of integer;
n,i,j:integer;
t,z:integer;

Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.Button1Click(Sender: TObject); //sozdat' massiv
begin
edit2.Clear;
setlength(d,0);
n:=strtoint(edit1.Text);
setlength(d,n);
randomize;
for i:=0 to n-1 do begin
d[i]:=round(40*random-20);
edit2.text:=edit2.text+inttostr(d[i])+' ';
end;
end;
procedure TForm1.Button2Click(Sender: TObject); //summa otrecatel'nih elementov
var s:integer;
begin
s:=0;
for i:=0 to n-1 do begin
if d[i] < 0 then
s:=s+d[i];
end;
edit3.Text:=inttostr(s);
end;
procedure TForm1.Button4Click(Sender: TObject); //sortirovla Massivka
var i,j,t,z :integer;
begin

edit5.Clear;
for i:=0 to n-1 do begin
for j:=i+1 to n-1 do begin
if d[i] > d[j] then begin
t:=d[i];
d[i]:=d[j];
d[j]:=t;
end;
end;
end;
for z:=0 to n-1 do
edit5.Text:=edit5.text+inttostr(d[z])+' ';
end;
procedure TForm1.Button5Click(Sender: TObject); //exit
begin
form1.Close;
end;
procedure TForm1.Button6Click(Sender: TObject); //cleanse
begin
edit1.Text:=inttostr(0);
edit2.Clear;
edit3.clear;
edit4.clear;
edit5.clear;
edit6.clear;
edit7.clear;
edit8.clear;
edit9.Clear;
end;

procedure TForm1.Button3Click(Sender: TObject); //proizvedenie
var maxv,minv,maxi,mini,pr:integer;
begin
maxv:=d[0];
minv:=d[0];
maxi:=0;
mini:=0;
for i:=0 to N-1 do
begin
if d[i] > maxv then begin //nahodim max element matrici
maxv:=d[i];
maxI:=i;
end;
if d[i] < minv then begin //nahodim min element matrici
minv:=d[i];
minI:=i;
end;
end;
pr:=1; //proizvedenie mezhdu!
if abs(maxi-mini)=1 then
edit4.Text:='Íåò ìíîæèòåëåé'
else
begin
if maxI > minI then
For I:=minI+1 To MaxI-1 Do Pr:=pr*d[i]
else
For I:=maxI+1 To minI-1 Do Pr:=pr*d[i];
edit4.Text:=inttostr(pr);
end;

edit7.text:=inttostr(minv);
edit6.text:=inttostr(maxv);
edit8.text:=inttostr(mini);
edit9.text:=inttostr(maxi);
end;
end.