Перенос матрицы из одного StringGrid во второй StringGrid

oid __fastcall TForm1::StringGrid1Click(TObject *Sender)
{
Form1->StringGrid1->Options<<goEditing;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
Form1->StringGrid1->ColCount = Form1->CSpinEdit1->Value;
        Form1->StringGrid1->RowCount = Form1->CSpinEdit2->Value;
 
Form1->StringGrid2->ColCount = Form1->CSpinEdit1->Value;
        Form1->StringGrid2->RowCount = Form1->CSpinEdit2->Value;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{
srand(time(NULL));
 randomize();
 Form1->StringGrid1->ColCount = Form1->CSpinEdit1->Value;
     for(int i=0; i<Form1->CSpinEdit1->Value; i++){
                for(int j=0; j<Form1->CSpinEdit2->Value; j++){
                mas[i][j]=rand()%25-10;
                Form1->StringGrid1->Cells[i][j]=mas[i][j];
                }
        }
}
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
void __fastcall TForm1::Button3Click(TObject *Sender)
{
  for (int i = 0; i < StringGrid2->ColCount; i++)
  {
  for (int j = 1; j < StringGrid2->RowCount; j++)
        {
        StringGrid2->Cells[i][j]=StringGrid1->Cells[i][j] ;
        }
  }
}
//---------------------------------------------------------------------------
 
void __fastcall TForm1::StringGrid2Click(TObject *Sender)
{
Form1->StringGrid2->Options<<goEditing;
}

for(int i = 0; i < StrinGrid1->RowCount; i++)
  StringGrid2->Rows[i] = StringGrid1->Rows[i];

for (int i = 0; i < StringGrid2->ColCount; i++)
  {
        for (int j = 0; j < StringGrid2->ColCount; j++)
        {
        StringGrid2->Cells[i][j]=StringGrid1->Cells[i][j] ;
        }
  }