public void PuneAbsenta(IDElev IDElev, Nume nume, Prenume prenume, SituatieOra situatie)
{
Contract.Requires(IDElev != null);
Contract.Requires(nume != null);
Contract.Requires(prenume != null);
Contract.Requires(situatie != null);
}
public void NoteazaActivitateElev(IDElev Idelev, Nota nota, Materie materie)
{
Contract.Requires(Idelev != null);
Contract.Requires(nota != null);
Contract.Requires(materie != null);
var elev = _Situatie.First(s => s.IDElev.Equals(Idelev));
elev.Nota.AdaugaNota(nota);
}