public ActionResult QLNganh()
        {
            Nganh ng = new Nganh();

            ViewBag.Nganh = ng.listnganh();
            return(View());
        }
        // GET: QLSV
        public ActionResult Index()
        {
            Lop      lop      = new Lop();
            Nganh    nganh    = new Nganh();
            SinhVien sinhvien = new SinhVien();

            ViewBag.ListLop   = lop.listlop();
            ViewBag.ListNganh = nganh.listnganh();
            ViewBag.SinhVien  = sinhvien.listSinhVien();
            return(View());
        }
        public ActionResult QLDiem()
        {
            Mon      m   = new Mon();
            Nganh    ngh = new Nganh();
            SinhVien sv  = new SinhVien();
            Diem     d   = new Diem();

            ViewBag.ListMon   = m.listmon();
            ViewBag.ListNganh = ngh.listnganh();
            ViewBag.SinhVien  = sv.listSinhVien();
            ViewBag.Diem      = d.listdiem();
            return(View());
        }
        public ActionResult TimSinhVien(string hotentim)
        {
            SinhVien sv      = new SinhVien();
            var      timkiem = sv.timsinhvien1(hotentim);
            //var timkiem = db.Sach.Where(s => ConvertToUnSign(s.tensach).StartsWith(tensach)).ToList();
            Lop l = new Lop();

            ViewBag.ListLop = l.listlop();
            Nganh ngh = new Nganh();

            ViewBag.ListNganh = ngh.listnganh();
            ViewBag.TimKiem   = timkiem;
            return(View());
        }
        public ActionResult TimDiem(double diemtim)
        {
            Diem d       = new Diem();
            var  timkiem = d.timdiem2(diemtim);
            //var timkiem = db.Sach.Where(s => ConvertToUnSign(s.tensach).StartsWith(tensach)).ToList();
            Mon m = new Mon();

            ViewBag.ListMon = m.listmon();
            Nganh ngh = new Nganh();

            ViewBag.ListNganh = ngh.listnganh();
            SinhVien sv = new SinhVien();

            ViewBag.SinhVien = sv.listSinhVien();
            ViewBag.TimKiem  = timkiem;
            return(View());
        }