while(!quitter)
    {
        cout<<"1."
            <<"2."
            <<"3."
            <<"4."
            <<"5.Quitter l'application";
    switch(case)
        {
        case 1:
            ;
            break;
        case 2:
            ;
            break;
        case 3:
            ;
            break;
        case 4:
            ;
            break;
        case 5:
            quitter = true;
            break;
        }
    }
}