Small C++ multimap example

multimaptest.cpp

// Small example to show working with multimaps
// See cplusplus.com: http://www.cplusplus.com/reference/map/multimap/l

#include <map>
#include <iostream>

int main() {
	std::multimap<int, double> mymultimap;  // binid, multiplicity

	mymultimap.insert(std::pair<int, double>(199, 20.1));
	mymultimap.insert(std::pair<int, double>(1, 8.1));
	mymultimap.insert(std::pair<int, double>(10, 2.54));
	mymultimap.insert(std::pair<int, double>(1, 90.4));

	for (std::multimap<int, double>::iterator it = mymultimap.begin(); it != mymultimap.end(); ++it) {
		std::cout << (*it).first << " => " << (*it).second << std::endl;
	}

	std::multimap<int, double>::iterator itLow, itUp;
	itLow = mymultimap.lower_bound(1);
	itUp = mymultimap.upper_bound(1);

	for (std::multimap<int, double>::iterator it = itLow; it != itUp; ++it) {
		std::cout << (*it).first << " => " << (*it).second << std::endl;
	}
}