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| unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, Grids;
type
TForm1 = class(TForm)
strngrd1: TStringGrid;
btn1: TButton;
lbl1: TLabel;
edt1: TEdit;
btn2: TButton;
btn3: TButton;
btn4: TButton;
btn5: TButton;
btn6: TButton;
procedure btn1Click(Sender: TObject);
procedure btn2Click(Sender: TObject);
procedure btn3Click(Sender: TObject);
procedure btn4Click(Sender: TObject);
procedure btn5Click(Sender: TObject);
procedure btn6Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.btn1Click(Sender: TObject); //Сортировка вставками
Var a,b : array[1..1000] of integer;
n,i,j : integer;
Begin
n:=StrToInt(edt1.text);
for i:=1 to n do
begin
a[i]:=Random(200);
strngrd1.Cells[i-1,0]:=inttostr(a[i]);
end;
for i:=1 to N do
begin
j:=i;
while (j>1) and (a[j-1]>A[i]) do
begin
a[j]:=a[j-1];
j:=j-1;
end;
strngrd1.Cells[j-1,1]:=inttostr(a[j]);
end;
end;
procedure TForm1.btn2Click(Sender: TObject); //Пузырьковая сортировка
Var A : array[1..1000] of integer;
N,i,j,p : integer;
begin
n:=StrToInt(edt1.text);
for i:=1 to n do
begin
a[i]:=Random(50);
strngrd1.Cells[i,0]:=inttostr(a[i]);
end;
for i:=1 to n do
for j:=1 to n-i do
if A[j]>A[j+1] then
begin
p:=A[j];
A[j]:=A[j+1];
A[j+1]:=P;
end;
strngrd1.Cells[j,1]:=inttostr(a[j]);
end;
procedure TForm1.btn3Click(Sender: TObject); //Сортировка Шейкером
Var A : array[1..1000] of integer;
N,i,j,p : integer;
Min, Max : integer;
begin
n:=StrToInt(edt1.text);
for i:=1 to n do
begin
a[i]:=Random(20)-20;
strngrd1.Cells[i-1,0]:=inttostr(a[i]);
end;
for i:=1 to n div 2 do
begin
if A[i]>A[i+1] then
begin
Min:=i+1;
Max:=i;
end
else
begin
Min:=i;
Max:=i+1;
end;
for j:=i+2 to n-i+1 do
if A[j]>A[Max] then
Max:=j
else
if A[j]<A[Min] then
Min:=j;
P:=A[i];
A[i]:=A[min];
A[min]:=P;
if max=i then
max:=min;
P:=A[N-i+1];
A[N-i+1]:=A[max];
A[max]:=P;
end;
strngrd1.Cells[j,1]:=inttostr(a[p]);
end;
Procedure Sort(p,q : integer); //Быстрая сортировка
Var a:array[1..1000] of Integer;
i,j,r,t : integer;
Begin
if p<q then
begin
r:=A[p];
i:=p-1;
j:=q+1;
while i<j do
begin
repeat
i:=i+1;
until A[i]>=r;
repeat
j:=j-1;
until A[j]<=r;
if i<j then
begin
T:=A[i];
A[i]:=A[j];
A[j]:=T;
end;
end;
Sort(p,j);
Sort(j+1,q);
end;
End;
procedure TForm1.btn4Click(Sender: TObject);
Var A : array[1..1000] of integer;
N,T,i,p,q,j : integer;
begin
n:=StrToInt(edt1.text);
for i:=1 to n do
begin
a[i]:=Random(20)-20;
strngrd1.Cells[i-1,0]:=inttostr(a[i]);
end;
Sort(1,N);
strngrd1.Cells[j,1]:=inttostr(a[t]);
end;
procedure TForm1.btn5Click(Sender: TObject); //Сортировка подсчетом
Var A,B : array[1..1000] of byte;
C : array[byte] of integer;
N,i : integer;
begin
n:=StrToInt(edt1.text);
for i:=1 to n do
begin
a[i]:=Random(20)-20;
strngrd1.Cells[i-1,0]:=inttostr(a[i]);
end;
for i:=0 to 255 do
C[i]:=0;
for i:=1 to N do
C[A[i]]:=C[A[i]]+1;
for i:=1 to 255 do
C[i]:=C[i-1]+C[i];
for i:=N downto 1 do
begin
B[C[A[i]]]:=A[i];
C[A[i]]:=C[A[i]]-1;
end;
strngrd1.Cells[i-1,1]:=inttostr(b[i]);
end;
procedure TForm1.btn6Click(Sender: TObject); //Сортировка по возрастанию
var a:array [1..1000] of Integer;
i, j,n, t: integer;
begin
n:=StrToInt(edt1.text);
for i:=1 to n do
begin
a[i]:=Random(20)-20;
strngrd1.Cells[i-1,0]:=inttostr(a[i]);
end;
for i:=1 to n-1 do
for j:=i+1 to n do
if (a[i]>a[j]) then
begin
t := a[i];
a[i] := a[j];
a[j] := t;
end;
strngrd1.Cells[i-1,1]:=inttostr(a[i]);
end;
end. |
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