#ifndef TECHNOLOGIES_H
#define TECHNOLOGIES_H
#include <vector>
#include <string>
#include <map>
class Technologies {
private:
std::vector <std::string> technologies;
std::map <std::string, int> tech_order;
public:
Technologies();
~Technologies();
size_t size() const;
std::string operator[](int i) const;
bool entry_num(std::string const &s, int &n) const;
};
#endif