C / C++ / MFC

float determinant(float **input,int order)
{

int j,p,q,t,i;
float pr;
float d;
float *c;
//c=memory_alloc_2D1(row,column);
float **answer;
answer=memory_alloc_2D1(order,order);
float **b;
b=memory_alloc_2D1(order,order);

for(j=1;j<=order;j++)
   {       
      int r=1,s=1;
      for(p=1;p<=order;p++)
       	 {
         
           for(q=1;q<=order;q++)
           		 {
            		        if(p!=1&&q!=j)
              				{
   				
		answer[r][s]=input[p][q]; // error as segmentation fault
                				s++;
                				if(s>order-1)
                 				{
                   					r++;
                   					s=1;
                  				}   
              				 }
            		 }
        }

     	for(t=1,pr=1;t<=(1+j);t++)
     		pr=(-1)*pr;
     		c[j]=pr*determinant(b,order-1);
     }
     		for(j=1,d=0.0;j<=order;j++)
     		{
      			 d=d+(input[1][j]*c[j]);
     		}

return(d);

}

float determinantmatrix;
determinantmatrix=determinant(covariance1,waveframesize);

CMenu Menu;

Menu.CreatePopupMenu();

Menu.AppendMenuW(MF_STRING,ID_POPUP_1,(LPCTSTR)_T("Item 1"));

Menu.AppendMenuW(MF_STRING,ID_POPUP_2,(LPCTSTR)_T("Item 2"));

Menu.AppendMenuW(MF_STRING,ID_POPUP_3,(LPCTSTR)_T("Item 3"));

theApp.GetContextMenuManager()->ShowPopupMenu(Menu, point.x, point.y, this, TRUE);

// Load bitmaps from resource. Both m_CheckBitmap and m_UnCheckBitmap 
// are member variables of CMainFrame class of type CBitmap.
ASSERT(m_CheckBitmap.LoadBitmap(IDB_CHECKBITMAP));
ASSERT(m_UnCheckBitmap.LoadBitmap(IDB_UNCHECKBITMAP));

// Associate bitmaps with the "Bitmap" menu item. 
CMenu* mmenu = GetMenu();
CMenu* submenu = mmenu->GetSubMenu(4);
ASSERT(submenu->SetMenuItemBitmaps(ID_MENU_BITMAP, MF_BYCOMMAND, 
   &m_CheckBitmap, &m_UnCheckBitmap));