AnimalIdentificationExpertSystem.cpp

#include <algorithm>
#include <cctype>
#include <climits>
#include <cmath>
#include <iostream>
#include <map>
#include <memory>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
using namespace std;

map<string, set<string>> animals;

void initialize() {
    animals["lion"] = {"mammal", "carnivore", "land", "four-legged"};
    animals["eagle"] = {"bird", "flies", "carnivore", "feathers"};
    animals["shark"] = {"fish", "swims", "carnivore", "fins"};
}

string identify(const set<string>& features) {
    for (const auto& entry : animals) {
        if (includes(features.begin(), features.end(),
                     entry.second.begin(), entry.second.end())) {
            return entry.first;
        }
    }
    return "unknown animal";
}

int main() {
    initialize();
    set<string> query = {"bird", "flies", "carnivore", "feathers"};
    cout << "Identified animal: " << identify(query) << '\n';
    return 0;
}