Untitled

#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
using namespace std;

class Person{
        private:
                string name;
                int age;
                int numHobbies;
                string *hobbies;

        public:
                Person();
                Person(string, int, int, string *);
                ~Person();
                void displayInfo();
                string getName() {
                        return name;
                };
                int getAge(){
                        return age;
                };
                int getNumHobbies(){
                        return numHobbies;
                };
};
Person::Person(){
        name = "";
        age = 0;
        numHobbies = 0;
        hobbies = nullptr;
}

Person::Person(string n, int a, int numH, string *h){
        name = n;
        age = a;
        numHobbies = numH;
        hobbies = h;
}


void Person::displayInfo(){
        cout << "Name: " << name << ", Age: " << age << ", Number of Hobbies " << numHobbies << endl;
        for(int i = 0; i < numHobbies; i++){
                if(i != 0) cout << ", ";
                cout << hobbies[i];
                //hobbies++;
        }
        cout << endl;
}

bool cmp1(Person a, Person b){
        if(a.getNumHobbies() == b.getNumHobbies()){
                if(a.getAge() == b.getAge()){
                        return b.getName() > a.getName();
                }
                return a.getAge() > b.getAge();
        }
        return a.getNumHobbies() > b.getNumHobbies();
}

int main(){
        int n;
        cin >> n;
        vector<Person> persons(n);
        for (int i = 0; i < n; ++i){
                string name;
                int age, numHobbies;
                cin >> name >> age >> numHobbies;
                string *hobbies = new string[numHobbies];
                for (int j = 0; j < numHobbies; ++j){
                        cin >> hobbies[j];
                }
                Person temp(name, age, numHobbies, hobbies);
                persons[i] = temp;
                delete[] hobbies;
        }
        sort(persons.begin(), persons.end(), cmp1);
        for (int i = 0; i < n; ++i){
                cout << "Person " << i + 1 << " info:" << endl;
                persons[i].displayInfo();
        }
        return 0;
}