public Result <bool> editDiem(string masv, string mamon, string diem)
        {
            Diem_ctrl temp = new Diem_ctrl();

            return(temp.edit_diem(masv, mamon, diem));
        }
        public Result <List <Diem_ett> > selectByFieldsDiem(string inputName, string how)
        {
            Diem_ctrl temp = new Diem_ctrl();

            return(temp.select_by_fields(inputName, how));
        }
        public Result <bool> deleteDiem(string masv, string mamon)
        {
            Diem_ctrl temp = new Diem_ctrl();

            return(temp.delete_diem(masv, mamon));
        }
        public Result <List <Diem_ett> > selectAllDiem()
        {
            Diem_ctrl temp = new Diem_ctrl();

            return(temp.select_all_diem());
        }