public static int LayCaTheoGio(int gio)
        {
            int ca = PhanCongDAO.LayCaTheoGio(gio);

            return(ca);
        }
        public static int LayMaNVTheoMaBanVaCa(int maBan, int ca)
        {
            int maNV = PhanCongDAO.LayMaNVTheoMaBanVaCa(maBan, ca);

            return(maNV);
        }
        public static bool ThemPhanCong(PhanCongDTO pc)
        {
            bool kq = PhanCongDAO.ThemPhanCong(pc);

            return(kq);
        }
        public static bool XoaPhanCong(PhanCongDTO pc)
        {
            bool kq = PhanCongDAO.XoaPhanCong(pc);

            return(kq);
        }
        public static DataTable LayDSPhanCong()
        {
            DataTable dt = PhanCongDAO.LayDSPhanCong();

            return(dt);
        }