Not Ortalaması Hesaplama

//---------------------------------------------------------------------------
 
#include <vcl.h>
#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)
{
int k,j,sayi;
k=StrToInt(Edit1->Text);
this->StringGrid1->RowCount=k;
this->StringGrid1->ColCount=7;
this->StringGrid1->Cells[0][0]="Sira No";
this->StringGrid1->Cells[1][0]="Ogrenci No";
this->StringGrid1->Cells[2][0]="Adi Soyadi";
this->StringGrid1->Cells[3][0]="1.Vize";
this->StringGrid1->Cells[4][0]="Final";
this->StringGrid1->Cells[5][0]="Ortalama";
this->StringGrid1->Cells[6][0]="Harf Notu";
this->Button2->Enabled=true;
this->Button3->Enabled=true;
this->Button4->Enabled=true;
for(j=1;j<StringGrid1->RowCount;j++)
{ sayi=j;
this->StringGrid1->Cells[0][j]=IntToStr(sayi);
}
}
//---------------------------------------------------------------------------
 
void __fastcall TForm1::Button2Click(TObject *Sender)
{
int*Vize;
Vize=new int [this->StringGrid1->RowCount];
int i;
for(i=1;i<StringGrid1->RowCount;i++)
{
Vize[i]=StrToInt(StringGrid1->Cells[3][i]);
}
float ortalama;
float toplam=0;
for(i=1;i<StringGrid1->RowCount;i++)
{
toplam+=Vize[i];
}
ortalama=toplam/(this->StringGrid1->RowCount-1);
Button2->Caption=FloatToStr(ortalama);
 
       
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button3Click(TObject *Sender)
{
int*Final;
Final=new int [this->StringGrid1->RowCount];
int i;
for(i=1;i<StringGrid1->RowCount;i++)
{
Final[i]=StrToInt(StringGrid1->Cells[4][i]);
}
float Finalortalamasi;
float toplam=0;
for(i=1;i<StringGrid1->RowCount;i++)
{
toplam+=Final[i];
}
Finalortalamasi=toplam/(this->StringGrid1->RowCount-1);
Button3->Caption=FloatToStr(Finalortalamasi);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button4Click(TObject *Sender)
{
float a,b;
int i,j;
float sonuc;
for(i=1;i<StringGrid1->RowCount;i++)
{
a=StrToFloat(this->StringGrid1->Cells[3][i]);
b=StrToFloat(this->StringGrid1->Cells[4][i]);
sonuc=((a*40.0)/100.0)+((b*60.0)/100.0);
this->StringGrid1->Cells[5][i]=FloatToStr(sonuc);
 
if(sonuc>100)
{StringGrid1->Cells[6][i]="Gecersiz Not"; }
 
else if(sonuc<=100 && sonuc>91)
{StringGrid1->Cells[6][i]="AA"; }
 
else if(sonuc<=91 && sonuc>83)
{StringGrid1->Cells[6][i]="BA"; }
 
else if(sonuc<=83 && sonuc>75)
{StringGrid1->Cells[6][i]="BB"; }
 
else if(sonuc<=75 && sonuc>67)
{StringGrid1->Cells[6][i]="CB"; }
 
else if(sonuc<=67 && sonuc>59)
{StringGrid1->Cells[6][i]="CC"; }
 
else if(sonuc<=59 && sonuc>49)
{StringGrid1->Cells[6][i]="DC"; }
 
else if(sonuc<=49 && sonuc>39)
{StringGrid1->Cells[6][i]="DD"; }
 
else if(sonuc<=39 && sonuc>29)
{StringGrid1->Cells[6][i]="FD"; }
 
else if(sonuc<=29 && sonuc>=0)
{StringGrid1->Cells[6][i]="FF"; }
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormClose(TObject *Sender, TCloseAction &Action)
{
int c;
c=MessageDlg("Cikmak istiyor musunuz?",mtConfirmation,TMsgDlgButtons()<<mbYes<<mbNo,0);
if(c==mrNo)//No secildiyse)
Action=caNone;//Cikisi iptal et
}
//---------------------------------------------------------------------------