unit1.cpp

可以任意输入三角形的三边长

//---------------------------------------------------------------------------

#include <vcl.h>
#include <math.h>
#include <math.hpp>
#pragma hdrstop

#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
  double a,b,c;
  double A,B,C;
  double aa,bb,cc;
  double ab,ac,bc;
  double temp1,temp2,temp3,temp4;
  a=StrToFloat(Edit1->Text);
  b=StrToFloat(Edit2->Text);
  c=StrToFloat(Edit3->Text);

  if(a<=0||b<=0||c<=0)
  ShowMessage("块