C++primer 11.2.2节练习

 1 #include<iostream>
 2 #include<string>
 3 #include <iostream>
 4 #include <vector>
 5 #include <algorithm>
 6 #include <list>
 7 #include <functional>
 8 #include <iterator>
 9 #include <map>
10 #include <set>
11 using namespace std;
12 using namespace placeholders;
13 
14 int main()                
15 {
16     string str;
17     int num;
18     map<string, list<int>> words;
19     while (cin >> str >> num)
20     {
21         words[str].push_back(num);
22     }
23     for (auto c : words)
24     {
25         cout << c.first << " ";
26         for (auto a : c.second)
27             cout << a << " ";
28         cout << endl;
29     }
30     system("pause");
31     return 0;
32 }

1 multiset<Sales_data,bool (*)compareIsbn(const Sales_data &,const Sales_data &)> bookstore(compareIsbn);