const int sz = 10;    int arr[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };    auto pBegin = begin(arr);    auto pEnd = end(arr);    while (pBegin != pEnd)    {        cout << *pBegin << " ";        pBegin++;//这里指针移动了    }    cout << endl;    pBegin = begin(arr);//重新获取指针    pEnd = end(arr);    while (pBegin != pEnd)    {        *pBegin = 0;        pBegin++;//指针移动了    }    pBegin = begin(arr);//重新获取指针    pEnd = end(arr);    while (pBegin != pEnd)    {        cout << *pBegin << " ";        pBegin++;    }