ex11_20.cpp

//! @Alan @pezy
//!
//! Exercise 11.20:
//! Rewrite the word-counting program from § 11.1 (p. 421) to use insert instead
//! of subscripting. Which program do you think is easier to write and read?
//! Explain your reasoning.
//!

#include <iostream>
#include <map>
#include <string>

using std::string;

int main()
{
    std::map<string, size_t> word_count;
    string word;
    while (std::cin >> word) {
        auto ret = word_count.insert({word, 1});
        if (!ret.second) ++ret.first->second;
    }

    //! print the content of the map.
    for (const auto& w : word_count)
        std::cout << w.first << " " << w.second
                  << ((w.second > 1) ? " times" : " time") << std::endl;
}