mirror of
https://github.com/ulfgebhardt/delphi_sort.git
synced 2025-12-12 15:25:58 +00:00
Initial Commit
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parent
89d57eae02
commit
02ac913f32
263
GOETZ.pas
Normal file
263
GOETZ.pas
Normal file
@ -0,0 +1,263 @@
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unit Unit1;
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interface
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uses
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Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
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Dialogs, StdCtrls, ComCtrls, Spin, ExtCtrls;
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type
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SortElement = record
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Text: string;
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Hoehe: integer;
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end;
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type
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TForm1 = class(TForm)
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munsorted: TMemo;
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msorted: TMemo;
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GroupBox1: TGroupBox;
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bBubble: TButton;
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blinear: TButton;
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bquick: TButton;
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GroupBox2: TGroupBox;
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lTime: TLabel;
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lRounds: TLabel;
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lChanges: TLabel;
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GroupBox3: TGroupBox;
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bfortune: TButton;
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bloadfile: TButton;
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bclear: TButton;
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OpenDialog1: TOpenDialog;
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Animate1: TAnimate;
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lSort: TLabel;
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litemcount: TLabel;
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sfortune: TSpinEdit;
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ladded: TLabel;
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pb: TPaintBox;
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procedure bBubbleClick(Sender: TObject);
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procedure bquickClick(Sender: TObject);
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procedure BubbleSort;
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procedure Quicksort(links,rechts : integer);
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function Divide(links, rechts:integer) : integer;
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procedure Change(a, b:integer);
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procedure bfortuneClick(Sender: TObject);
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procedure bloadfileClick(Sender: TObject);
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procedure bclearClick(Sender: TObject);
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private
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{ Private-Deklarationen }
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//SortArray : array of string;
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SortArray: array of SortElement;
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Changes,Round, AnzeigeRatio : integer;
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function SucheMaximum: integer;
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public
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{ Public-Deklarationen }
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end;
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var
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Form1: TForm ;
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implementation
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{$R *.dfm}
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{*************************************************
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************* Programmsteuerung *************
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*************************************************}
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//Bubblesort
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procedure TForm1.bBubbleClick(Sender: TObject);
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begin
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Animate1.Play(1,Animate1.FrameCount,0);
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lSort.Caption := 'Bubblesorting...';
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Form1.Refresh;
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BubbleSort;
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lSort.Caption := 'Bubblesort';
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Animate1.Stop;
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end;
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//Quicksort
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procedure TForm1.bquickClick(Sender: TObject);
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var Frequency,Time1,Time2 : int64;
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StrCount,i : Integer;
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buchstabe: char;
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begin
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lSort.Caption := 'Quicksorting...';
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Form1.Refresh;
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Animate1.Play(1,Animate1.FrameCount,0);
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QueryPerformanceFrequency(Frequency);
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QueryPerformanceCounter(Time1);
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Changes := 0;
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StrCount := mUnSorted.Lines.Count;
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SetLength(SortArray,StrCount);
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for i := 0 to StrCount - 1 do begin
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SortArray[i].Text := mUnSorted.Lines[i];
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SortArray[i].Hoehe := ord(SortArray[i].Text[1]) * 256 + ord(SortArray[i].Text[2]);
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end;
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AnzeigeRatio := SucheMaximum div pb.Height;
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with pb.Canvas do
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begin
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Brush.Color := clWhite;
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Brush.Style := bsSolid;
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Pen.Style := psClear;
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Rect(0, 0, pb.Height, pb.Width);
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end;
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Form1.Refresh;
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for i := 0 to Length(SortArray) - 1 do
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begin
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end;
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litemcount.Caption := 'Anzahl: ' + inttostr(StrCount);
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Quicksort(0,StrCount-1);
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mSorted.Clear;
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mSorted.Visible := false;
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for i := 0 to StrCount - 1 do begin
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mSorted.lines.Add(SortArray[i].Text);
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end;
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mSorted.Visible := true;
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QueryPerformanceCounter(Time2);
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Animate1.Stop;
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lSort.Caption := 'Quicksort';
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lTime.Caption := 'Zeit: ' + floattostr((Time2-Time1) * 1000 div Frequency) + ' ms';
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lRounds.Caption := 'Durchläufe: --';
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lchanges.Caption := 'Tauschvorgänge: ' + inttostr(Changes);
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end;
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//Erstellen von zufälligen Buchstabenkombinationen
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procedure TForm1.bfortuneClick(Sender: TObject);
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var i : integer;
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begin
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randomize;
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mUnsorted.Visible := false;
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for i := 0 to sfortune.Value do begin
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munsorted.Lines.Add(chr(65 + Random(27)) + chr(65 + Random(27)));
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end;
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mUnsorted.Visible := true;
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ladded.Caption := 'Hinzugefügt: ' + inttostr(i);
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//Liste aus Datei laden
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end;
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procedure TForm1.bloadfileClick(Sender: TObject);
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begin
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if Opendialog1.Execute then mUnSorted.Lines.LoadFromFile(Opendialog1.FileName);
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end;
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procedure TForm1.bclearClick(Sender: TObject);
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begin
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mSorted.Clear;
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mUnsorted.Clear;
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end;
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{*************************************************
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**************** Algorithmen **************
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*************************************************}
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procedure TForm1.BubbleSort;
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var changed : boolean;
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StrCount,i: integer;
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Frequency,Time1,Time2 : int64;
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begin
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Changes := 0;
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Round := 0;
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QueryPerformanceFrequency(Frequency);
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QueryPerformanceCounter(Time1);
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StrCount := mUnSorted.Lines.Count;
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SetLength(SortArray,StrCount);
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for i := 0 to StrCount - 1 do begin
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SortArray[i].Text := mUnSorted.Lines[i];
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end;
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litemcount.Caption := 'Anzahl: ' + inttostr(StrCount);
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repeat
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changed := false;
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for i := 0 to StrCount-2 do begin
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if Sortarray[i].Text > Sortarray[i+1].Text then
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begin
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changed := true;
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Change(i,i+1);
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end;
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end;
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inc(Round);
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until not changed;
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mSorted.Visible := false;
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for i := 0 to StrCount - 1 do begin
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mSorted.lines.Add(SortArray[i].Text);
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end;
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mSorted.Visible := true;
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QueryPerformanceCounter(Time2);
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lTime.Caption := 'Zeit: ' + inttostr((Time2-Time1) * 1000 div Frequency) + ' ms';
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lRounds.Caption := 'Durchläufe: ' + inttostr(round);
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lchanges.Caption := 'Tauschvorgänge: ' + inttostr(changes);
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end; //procedure
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procedure TForm1.Quicksort(links,rechts : integer);
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var teiler : integer;
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begin
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if rechts > links then begin
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teiler := Divide(links, rechts);
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quicksort(links, teiler-1);
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quicksort(teiler+1, rechts);
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end;
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end;
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function TForm1.Divide(links, rechts : integer) : integer;
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var i,j,pivot: integer;
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begin
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i := links-1;
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j := rechts ;
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pivot := rechts;
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while true do begin
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inc(i);
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while SortArray[i].Text < SortArray[pivot].Text do inc(i);
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dec(j);
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while (SortArray[pivot].Text < SortArray[j].Text) and (j > links) do dec(j);
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if i >= j then break;
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Change(i, j);
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end;
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Change(i, pivot);
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result := i;
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end;
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procedure TForm1.Change(a, b : integer);
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var Dummy : string;
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begin
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Dummy := SortArray[a].Text;
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SortArray[a] := SortArray[b];
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SortArray[b].Text := Dummy;
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inc(Changes);
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end;
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function TForm1.SucheMaximum: integer;
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var i, x: integer;
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begin
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x := 0;
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for i := 0 to Length(SortArray) - 1 do
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begin
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if SortArray[i].Hoehe > x then x := SortArray[i].Hoehe;
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end;
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result := x;
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end;
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end.
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35
Sort.cfg
Normal file
35
Sort.cfg
Normal file
@ -0,0 +1,35 @@
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-$A8
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-$B-
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-$C+
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-$D+
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-$E-
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-$F-
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-$G+
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-$H+
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-$I+
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-$J-
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-$K-
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-$L+
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-$M-
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-$N+
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-$O+
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-$P+
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-$Q-
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-$R-
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-$S-
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-$T-
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-$U-
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-$V+
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-$W-
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-$X+
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-$YD
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-$Z1
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-cg
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-AWinTypes=Windows;WinProcs=Windows;DbiTypes=BDE;DbiProcs=BDE;DbiErrs=BDE;
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-H+
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-W+
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-M
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-$M16384,1048576
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-K$00400000
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-LE"c:\program files (x86)\delphi6\Projects\Bpl"
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-LN"c:\program files (x86)\delphi6\Projects\Bpl"
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14
Sort.dpr
Normal file
14
Sort.dpr
Normal file
@ -0,0 +1,14 @@
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program Sort;
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uses
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Forms,
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Unit1 in 'Unit1.pas' {Form1},
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usort in 'usort.pas';
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{$R *.res}
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begin
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Application.Initialize;
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Application.CreateForm(TForm1, Form1);
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Application.Run;
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end.
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215
Unit1.pas
Normal file
215
Unit1.pas
Normal file
@ -0,0 +1,215 @@
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unit Unit1;
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interface
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uses
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Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
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Dialogs, StdCtrls, ExtCtrls,sort;
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type
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TForm1 = class(TForm)
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Memo1: TMemo;
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Panel1: TPanel;
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Memo2: TMemo;
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Button1: TButton;
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Button2: TButton;
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Button3: TButton;
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Button4: TButton;
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Button5: TButton;
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Button6: TButton;
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Button7: TButton;
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Button8: TButton;
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Button9: TButton;
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Button10: TButton;
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Button11: TButton;
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procedure Button1Click(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure Button2Click(Sender: TObject);
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procedure Button3Click(Sender: TObject);
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procedure Button4Click(Sender: TObject);
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procedure Button5Click(Sender: TObject);
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procedure Button6Click(Sender: TObject);
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procedure Button7Click(Sender: TObject);
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procedure Button8Click(Sender: TObject);
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procedure Button9Click(Sender: TObject);
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procedure Button10Click(Sender: TObject);
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procedure Button11Click(Sender: TObject);
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private
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{ Private-Deklarationen }
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public
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{ Public-Deklarationen }
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end;
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var
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Form1: TForm1;
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implementation
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{$R *.dfm}
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procedure TForm1.Button1Click(Sender: TObject);
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var i,m,n:integer;
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k:array of boolean;
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begin
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memo2.Clear;
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setlength(k,memo1.lines.count);
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for i:=0 to length(k)-1 do k[i]:=false;
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m:=0;
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while m<length(k) do
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begin
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n:=random(memo1.Lines.count);
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if not k[n] then
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begin
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memo2.Lines.Add(memo1.Lines.Strings[n]);
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k[n]:=true;
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inc(m);
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end;
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end;
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end;
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procedure TForm1.FormCreate(Sender: TObject);
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begin
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randomize;
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end;
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procedure TForm1.Button2Click(Sender: TObject);
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var durchlaufe,tauschs,i:integer;
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sortlist:TSortList;
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begin
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setlength(sortlist,memo2.Lines.Count);
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for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
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BubbleDesc(tauschs,durchlaufe,sortlist);
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
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end;
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procedure TForm1.Button3Click(Sender: TObject);
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var i:integer;
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sortlist:TSortList;
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begin
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setlength(sortlist,memo2.Lines.Count);
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for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
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QuickSortDesc(0,length(sortlist)-1,sortlist);
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
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end;
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procedure TForm1.Button4Click(Sender: TObject);
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var i,tauschs,durchlaufe:integer;
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sortlist:TSortList;
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begin
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setlength(sortlist,memo2.Lines.Count);
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for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
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BubbleAsc(tauschs,durchlaufe,sortlist);
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
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end;
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procedure TForm1.Button5Click(Sender: TObject);
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var i:integer;
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sortlist:TSortList;
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begin
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setlength(sortlist,memo2.Lines.Count);
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for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
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QuickSortAsc(0,length(sortlist)-1,sortlist);
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
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end;
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procedure TForm1.Button6Click(Sender: TObject);
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var i:integer;
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sortlist:TSortList;
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begin
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setlength(sortlist,memo2.Lines.Count);
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for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
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ShellSortAsc(sortList);
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
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end;
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procedure TForm1.Button7Click(Sender: TObject);
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var i:integer;
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sortlist:TSortList;
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begin
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setlength(sortlist,memo2.Lines.Count);
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for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
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ShellSortDesc(sortList);
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
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end;
|
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procedure TForm1.Button8Click(Sender: TObject);
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var i:integer;
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sortlist:TSortList;
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begin
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setlength(sortlist,memo2.Lines.Count);
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for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
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MinSortAsc(sortList);
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
|
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end;
|
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procedure TForm1.Button9Click(Sender: TObject);
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var i:integer;
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sortlist:TSortList;
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begin
|
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setlength(sortlist,memo2.Lines.Count);
|
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for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
|
||||
|
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MinSortDesc(sortList);
|
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
|
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end;
|
||||
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procedure TForm1.Button10Click(Sender: TObject);
|
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var i:integer;
|
||||
sortlist:TSortList;
|
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begin
|
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setlength(sortlist,memo2.Lines.Count);
|
||||
for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
|
||||
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HeapSortAsc(sortList);
|
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for i:=0 to length(sortlist)-1 do memo2.lines.Strings[i]:=sortlist[i];
|
||||
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end;
|
||||
|
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procedure TForm1.Button11Click(Sender: TObject);
|
||||
var i:integer;
|
||||
sortlist:TSortList;
|
||||
begin
|
||||
setlength(sortlist,memo2.Lines.Count);
|
||||
for i:=0 to memo2.Lines.Count-1 do sortlist[i]:=memo2.lines.Strings[i];
|
||||
|
||||
HeapSortAsc(sortList);
|
||||
|
||||
for i:=length(sortlist)-1 downto 0 do memo2.lines.Strings[length(sortlist)-1-i]:=sortlist[i];
|
||||
|
||||
end;
|
||||
|
||||
end.
|
||||
281
usort.pas
Normal file
281
usort.pas
Normal file
@ -0,0 +1,281 @@
|
||||
unit usort;
|
||||
|
||||
interface
|
||||
|
||||
uses forms;
|
||||
|
||||
type TSortList = array of string;
|
||||
|
||||
procedure BubbleAsc(var tauschs,durchlaufe:integer;var SortList:TSortList);
|
||||
procedure BubbleDesc(var tauschs,durchlaufe:integer;var SortList:TSortList);
|
||||
procedure QuickSortAsc(erstes,letztes : integer;var SortList:TSortList);
|
||||
procedure QuickSortDesc(erstes,letztes : integer;var SortList:TSortList);
|
||||
procedure ShellSortAsc(var SortList:array of string);
|
||||
procedure ShellSortDesc(var SortList:array of string);
|
||||
procedure MinSortAsc(var SortList: array of string);
|
||||
procedure MinSortDesc(var SortList: array of string);
|
||||
procedure HeapSortAsc(var SortList:array of string);
|
||||
|
||||
implementation
|
||||
|
||||
procedure BubbleAsc(var tauschs,durchlaufe:integer;var SortList:TSortList);
|
||||
var i,j:integer;
|
||||
zwischen:string;
|
||||
begin
|
||||
durchlaufe:=0;
|
||||
tauschs:=0;
|
||||
for i := length(SortList)-1 downto 1 do
|
||||
begin
|
||||
for j := 0 to i-1 do
|
||||
begin
|
||||
if (SortList[j]) >(SortList[j+1]) then
|
||||
begin
|
||||
zwischen := SortList[j];
|
||||
SortList[j] := SortList[j+1];
|
||||
SortList[j+1] := zwischen;
|
||||
inc(tauschs);
|
||||
Application.ProcessMessages;
|
||||
end;
|
||||
end;
|
||||
inc(durchlaufe);
|
||||
Application.ProcessMessages;
|
||||
end;
|
||||
|
||||
end;
|
||||
|
||||
procedure BubbleDesc(var tauschs,durchlaufe:integer;var SortList:TSortList);
|
||||
var i,j:integer;
|
||||
zwischen:string;
|
||||
begin
|
||||
durchlaufe:=0;
|
||||
tauschs:=0;
|
||||
for i := length(SortList)-1 downto 1 do
|
||||
begin
|
||||
for j := 0 to i-1 do
|
||||
begin
|
||||
if (SortList[j]) < (SortList[j+1]) then
|
||||
begin
|
||||
zwischen := SortList[j];
|
||||
SortList[j] := SortList[j+1];
|
||||
SortList[j+1] := zwischen;
|
||||
inc(tauschs);
|
||||
Application.ProcessMessages;
|
||||
end;
|
||||
end;
|
||||
inc(durchlaufe);
|
||||
Application.ProcessMessages;
|
||||
end;
|
||||
|
||||
end;
|
||||
|
||||
procedure QuickSortDesc(erstes,letztes : integer;var SortList:TSortList);
|
||||
function Divide(erstes, letztes : integer;var SortList:TSortList) : integer;
|
||||
procedure Change(a, b : integer;var SortList:TSortList);
|
||||
var Dummy : string;
|
||||
begin
|
||||
Dummy := SortList[a];
|
||||
SortList[a] := SortList[b];
|
||||
SortList[b] := Dummy;
|
||||
// inc(Changes);
|
||||
end;
|
||||
var i,j,pivot: integer;
|
||||
begin
|
||||
i := erstes-1;
|
||||
j := letztes ;
|
||||
pivot := letztes;
|
||||
while true do begin
|
||||
inc(i);
|
||||
while SortList[i] > SortList[pivot] do inc(i);
|
||||
dec(j);
|
||||
while (SortList[pivot] > SortList[j]) and (j > erstes) do dec(j);
|
||||
if i >= j then break;
|
||||
Change(i, j,sortlist);
|
||||
end;
|
||||
Change(i, pivot,sortlist);
|
||||
result := i;
|
||||
end;
|
||||
|
||||
var teiler : integer;
|
||||
begin
|
||||
|
||||
if letztes > erstes then
|
||||
begin
|
||||
teiler := Divide(erstes, letztes,SortList);
|
||||
quicksortdesc(erstes, teiler-1,SortList);
|
||||
quicksortdesc(teiler+1, letztes,SortList);
|
||||
end;
|
||||
|
||||
end;
|
||||
|
||||
procedure QuickSortAsc(erstes,letztes : integer;var SortList:TSortList);
|
||||
function Divide(erstes, letztes : integer;var SortList:TSortList) : integer;
|
||||
procedure Change(a, b : integer;var SortList:TSortList);
|
||||
var Dummy : string;
|
||||
begin
|
||||
Dummy := SortList[a];
|
||||
SortList[a] := SortList[b];
|
||||
SortList[b] := Dummy;
|
||||
// inc(Changes);
|
||||
end;
|
||||
var i,j,pivot: integer;
|
||||
begin
|
||||
i := erstes-1;
|
||||
j := letztes ;
|
||||
pivot := letztes;
|
||||
while true do begin
|
||||
inc(i);
|
||||
while SortList[i] < SortList[pivot] do inc(i);
|
||||
dec(j);
|
||||
while (SortList[pivot] < SortList[j]) and (j > erstes) do dec(j);
|
||||
if i >= j then break;
|
||||
Change(i, j,sortlist);
|
||||
end;
|
||||
Change(i, pivot,sortlist);
|
||||
result := i;
|
||||
end;
|
||||
|
||||
var teiler : integer;
|
||||
begin
|
||||
|
||||
if letztes > erstes then
|
||||
begin
|
||||
teiler := Divide(erstes, letztes,SortList);
|
||||
quicksortasc(erstes, teiler-1,SortList);
|
||||
quicksortasc(teiler+1, letztes,SortList);
|
||||
end;
|
||||
|
||||
end;
|
||||
|
||||
procedure ShellSortAsc(var SortList:array of string);
|
||||
var
|
||||
i, j, h, N: integer;
|
||||
v: string;
|
||||
begin
|
||||
N := length(SortList)-1;
|
||||
h := 0;
|
||||
repeat
|
||||
h := ( 3 * h ) + 1;
|
||||
until h > N;
|
||||
repeat
|
||||
h := ( h div 3 );
|
||||
for i := ( h + 1) to N do begin
|
||||
v := SortList[i];
|
||||
j := i;
|
||||
while ( ( j >= h ) and ( SortList[j-h] > v ) ) do begin
|
||||
SortList[j] := SortList[j - h];
|
||||
dec( j, h );
|
||||
end;
|
||||
SortList[j] := v;
|
||||
end;
|
||||
until
|
||||
h = 1;
|
||||
end;
|
||||
|
||||
procedure ShellSortDesc(var SortList:array of string);
|
||||
var
|
||||
i, j, h, N: integer;
|
||||
v: string;
|
||||
begin
|
||||
N := length(SortList)-1;
|
||||
h := 0;
|
||||
repeat
|
||||
h := ( 3 * h ) + 1;
|
||||
until h > N;
|
||||
repeat
|
||||
h := ( h div 3 );
|
||||
for i := ( h + 1 ) to N do begin
|
||||
v := SortList[i];
|
||||
j := i;
|
||||
while ( ( j >= h ) and ( SortList[j-h] < v ) ) do begin
|
||||
SortList[j] := SortList[j - h];
|
||||
dec( j, h );
|
||||
end;
|
||||
SortList[j] := v;
|
||||
end;
|
||||
until
|
||||
h = 1;
|
||||
end;
|
||||
|
||||
procedure MinSortAsc(var SortList: array of string);
|
||||
var
|
||||
i, j : LongInt; { Zaehlvariablen }
|
||||
Min: LongInt; { Zwischenspeicher, Minimum }
|
||||
Temp:string;
|
||||
begin
|
||||
for i := 0 to High(SortList) - 1 do
|
||||
begin
|
||||
Min := i;
|
||||
for j := i + 1 to High(SortList) do
|
||||
if SortList[j] < SortList[Min] then Min := j;
|
||||
Temp := SortList[Min];
|
||||
SortList[Min] := SortList[i];
|
||||
SortList[i] := Temp;
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure MinSortDesc(var SortList: array of string);
|
||||
var
|
||||
i, j : LongInt; { Zaehlvariablen }
|
||||
Min: LongInt; { Zwischenspeicher, Minimum }
|
||||
Temp:string;
|
||||
begin
|
||||
for i := 0 to High(SortList) - 1 do
|
||||
begin
|
||||
Min := i;
|
||||
for j := i + 1 to High(SortList) do
|
||||
if SortList[j] > SortList[Min] then Min := j;
|
||||
Temp := SortList[Min];
|
||||
SortList[Min] := SortList[i];
|
||||
SortList[i] := Temp;
|
||||
end;
|
||||
end;
|
||||
|
||||
procedure HeapSortAsc(var SortList:array of string);
|
||||
|
||||
procedure genheap(var f:array of string; var heapsize:integer); { Heap (mit linearem Aufwand) aufbauen }
|
||||
var i,j,max:integer;
|
||||
var temp:String;
|
||||
begin
|
||||
for i := (heapsize div 2) downto 0 do begin { zweite Hälfte des Feldes braucht nicht betrachtet werden }
|
||||
j:=i;
|
||||
while j <= (heapsize div 2) do begin
|
||||
max := j * 2 + 1; { finde Maximum der (beiden) Söhne }
|
||||
if max > heapsize then dec(max)
|
||||
else if f[max-1] > f[max] then dec(max);
|
||||
if f[j] < f[max] then begin { ggf. tauschen }
|
||||
temp := f[j];
|
||||
f[j] := f[max];
|
||||
f[max] := temp;
|
||||
end;
|
||||
j := max;
|
||||
end;
|
||||
end;
|
||||
end;
|
||||
|
||||
function popmax(var f:array of string;heapsize:integer):String;
|
||||
var i,max:integer;
|
||||
var temp:String;
|
||||
begin
|
||||
popmax := f[1];
|
||||
f[1] := f[heapsize];
|
||||
i := 1;
|
||||
while i <= (heapsize div 2) do begin { letztes Element an Anfang setzen und versickern lassen }
|
||||
max := i * 2 + 1; { finde Maximum der (beiden) Söhne }
|
||||
if max > heapsize then dec(max)
|
||||
else if f[max-1] > f[max] then dec(max);
|
||||
if f[i] < f[max] then begin { ggf. tauschen }
|
||||
temp := f[i];
|
||||
f[i] := f[max];
|
||||
f[max] := temp;
|
||||
end;
|
||||
i := max;
|
||||
end;
|
||||
end;
|
||||
var i,SIZE:integer;
|
||||
begin
|
||||
SIZE := Length(SortList)-1;
|
||||
genheap(SortList,SIZE);
|
||||
for i:=SIZE downto 0 do SortList[i] := popmax(SortList,i);
|
||||
end;
|
||||
|
||||
end.
|
||||
Loading…
x
Reference in New Issue
Block a user