C++primer 12.2.2节练习

 1 #include <iostream>
 2 #include <string>
 3 #include <memory>
 4 
 5 using namespace std;
 6 
 7 int main()
 8 {
 9     string str;
10     allocator<string> alloc;
11     auto p = alloc.allocate(15);
12     auto q = p;
13     while (cin >> str && q != p + 15)
14         alloc.construct(q++, str);
15     const size_t size = q - p;
16     for (auto i = 0; i != size; ++i)
17         cout << p[i] << endl;
18     while (q != p)
19         alloc.destroy(--q);
20     alloc.deallocate(p, 15);
21     system("pause");
22     return 0;
23 }