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[Error] INPUTBOX.pas(36): '.' expected but '(' found  //¹â±êÍ£ÔÚinputboxµÄ×óÀ¨ºÅºóÃæ
[Error] INPUTBOX.pas(37): '.' expected but '(' found
[Error] INPUTBOX.pas(38): '.' expected but '(' found
[Error] INPUTBOX.pas(38): There is no overloaded version of 'StrToFloat' that can be called with these arguments
[Error] INPUTBOX.pas(41): Incompatible types: 'String' and 'Integer'
[Error] INPUTBOX.pas(42): Incompatible types: 'String' and 'Extended'
[Fatal Error] Project_InputBox.dpr(5): Could not compile used unit 'INPUTBOX.pas'

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unit INPUTBOX;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  TForm1 = class(TForm)
    Label1: TLabel;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}
uses QDialogs;

procedure TFor