c++ maps basics

maps.cpp

#include <iostream>
#include <map>

using namespace std;

int main(int argc, char const *argv[])
{
	map<string, int> mymap;
	mymap.insert({"hello", 1});
	mymap.insert({"world", 1});

	// print map
	for (auto i = mymap.begin(); i != mymap.end(); i++)
		cout << i->first << endl;

	return 0;
}