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#include <iostream>
#include <string>
#include <map> // Cabecera necesaria para usar map
 
int main()
{
  // Creamos un map de string (clave) e int (valor)
	std::map<std::string, int> m;

	m["uno"] = 1;
	m["dos"] = 2;
	m["tres"] = 3;

	std::cout << m["uno"] << std::endl;
	std::cout << m["dos"] << std::endl;
	std::cout << m["tres"] << std::endl;
}