int exceptRead(int i, int j) {
    bool isNotCorrect;
    int number;

    number = 0;
    do {
        isNotCorrect = false;
        cout << "Введите " << (i + 1) << "," << (j + 1) << " пункт матрицы." << endl;
        cin >> number;
        if (cin.fail()) {
            isNotCorrect = true;
            cout << "Неверный ввод данных!" << endl;
            cin.clear();
            while (cin.get() != '\n');
        }
    } while (isNotCorrect);

    return number;
}