int* mem() {
    int* newBuffer = new int[capacity * 2 + 1];
    newSize = capacity * 2 + 1;
    return newBuffer;
}

void add(const int& element, int* newBuffer) {
    *(newBuffer + capacity) = element;
}

//Добавление нового элемента в массив.
void add_element(const int& element)
{
    //newBuffer[capacity] = element;
    //  if (capacity >= newSize) {
    //      newSize = newSize * 2;
    //      int* newBuffer = new int[newSize];
    //      memcpy(newBuffer, buffer, sizeof(buffer)*capacity);
    //      newBuffer[capacity] = element;
    //      //delete[] buffer;
    //      //buffer = newBuffer;
    //  }
    //delete[] buffer;
    //buffer = newBuffer;
    //capacity = capacity + 1;
    if (capacity == newSize) {
        mem();
    }
    add(element, newBuffer);
    delete[] buffer;
    buffer = newBuffer;
    capacity = capacity + 1;
}