#include <iostream>

#include <string>

#include <unordered_map>

#include <utility>

struct S

{

    int i;

    std::string s;

};

int main()

{

    std::unordered_map<std::string, S> m;

    m.emplace(std::make_pair<std::string, S>("one", {1, "cat"}));

    m.emplace(std::make_pair<std::string, S>("two", {2, "dogs"}));

    m.emplace(std::make_pair<std::string, S>("three", {3, "cows"}));

    for (auto& p : m) {

        std::cout << p.first << " (" << p.second.i << ") " << p.second.s<< std::endl;

    }

}