---

#include <exception>
#include <iostream>
#include <iterator>
#include <string>
#include <sstream>
#include <vector>
#include "classifiers.h"
#include <memory>

using std::cout;
using std::string;
using std::vector;

class CombinedClassifier {
public:
    CombinedClassifier(const string& fast_string, const string& main_string) {
        fast_class = std::make_unique<FastClassifier>(fast_string);
        main_s = main_string;
        main_class = nullptr;
    }
    double classify(const string& s) {
        try {
            return fast_class -> classify(s);
        }
        catch (TooHardObjectException()) {
            if (main_class == nullptr) {
                main_class = std::make_unique<MainClassifier>(main_s);
            }
            return main_class -> classify(s);
        }
    }
private:
    string main_s;
    std::unique_ptr<FastClassifier> fast_class;
    std::unique_ptr<MainClassifier> main_class;
};