Afisare ultima cifra para dintr-un numar `n`

/* Metoda cu break; */
while (n > 0) {
    if (n % 2 == 0) {
        cout << n % 10;
        break;
    }
    n /= 10;
}


/* Metoda fara "break;" */
while (n > 0 && n % 2 != 0) {
    n /= 10;

    if (n == 0) {
        cout << "No even digits";
    }
    else {
        if (n % 2 == 0) {
            cout << n % 10;
        }
    }
}