int main(int argc, char* argv[])
{
 HRSRC find=FindResourceA(0,"ICO","RT_ICON");
  if(find)
   {
     HGLOBAL glob=LoadResource(0,find);
      if(glob)
       {
         LPVOID lock=LockResource(glob);
          if(lock)
           {
              HANDLE update=BeginUpdateResource("ip.exe",false);
                 if(update)
                   {
                     BOOL up=UpdateResource(update,"Иконка","MAINICON",NULL,lock,SizeofResource(0,find));
                     EndUpdateResourceA(update,false);
                   }
           }
       }
   }
        return 0;
}