#include <iostream>
#include <vector>
#include <string>

struct contact{
    std::string name;
    std::string mobile;
    std::string address;
    std::string email;
};

int main(){
    int k = 0;
    int j = 0;
    int q = 0;
    int z = 0;
    std::vector <contact> user;

    while (true) {
        int ss = 0;
        std::cout << "\t\t\tКОНТАКТЫ\t\t\t" << std::endl;
        std::cout << "1) Добавить контакт " << std::endl;
        std::cout << "2) Удалить контакт " << std::endl;
        std::cout << "3) Посмотреть контакт " << std::endl;
        while (true) {
            std::string a;
            getline(std::cin, a);
            if (a == "1"){
                k++;
                user.resize(k);
                std::cout << "\nNAME(for exit - exit): ";
                getline(std::cin,user[q].name);

                std::cout << "\nMOBILE: ";
                getline(std::cin,user[q].mobile);

                std::cout << "\nADDRESS: ";
                getline(std::cin,user[q].address);

                std::cout << "\nEMAIL: ";
                getline(std::cin,user[q].email);

                if(user[q].name.empty()){
                    if(user[q].mobile.empty()){
                        if(user[q].address.empty()){
                            if(user[q].email.empty()){
                                z++;
                                user.resize(k-z);
                            }
                        }
                    }

                }

                j++;
                q++;

            }
            if(a == "3"){
                std::cout << "\tYOUR CONTACTS\n";
                for (int i = 0; i < k; i++) {
                    std::cout << "Number " << i << std::endl;
                    std::cout << "\nN: " << user[i].name << std::endl;
                    std::cout << "\nM: " << user[i].mobile << std::endl;
                    std::cout << "\nA: " << user[i].address << std::endl;
                    std::cout << "\nE: " << user[i].email << std::endl;
                    std::cout << "---------------" << std::endl;
                }
                if(ss == 1){
                    break;
                }



        }

    }
    return 0;
}
}