Создать файл с сообщениями о фамилии владельцев автомобиле

#include <iostream>
#include <string>
#include <fstream>
using namespace std;
 
struct Car
{
    string name;
    string brand;
    string color;
    string year;
};
 
int main()
{
    int amountCARS = 0;
    cout << "Enter amount of owner who have a car, please: ";
    cin >> amountCARS;
    cin.ignore();
    Car *information = new Car[amountCARS];
    for (int i = 0; i < amountCARS; i++)
    {
        cout << "Enter name of car owner, please:" << endl;
        getline(cin, information[i].name);
        cout << "Enter brand of his car, please: ";
        getline(cin, information[i].brand);
        cout << endl << "Enter color of his car, please:" << endl;
        getline(cin, information[i].color);
        cout << "Enter year when his car was created, please: " << endl;
        getline(cin, information[i].year);
    }
    ofstream efs("mynewFile.txt");
    for (int i = 0; i < amountCARS; i++)
    {
        efs << information[i].name << "\n";
        efs << information[i].brand << "\n";
        efs << information[i].year << "\n";
        efs << information[i].color << "\n";
        efs << "\n";
    }
    efs.close();
    string temp;
    cout << endl << "Search smth: " << endl;
    getline(cin, temp);
    for (int i = 0, k = 0; i < amountCARS; i++)
    {
        if (temp[k] == information[i].color[k] || temp == information[i].color)
        {
            cout << information[i].name << endl;
        }
        if (temp[k] == information[i].name[k] || temp == information[i].name)
        {
            cout << information[i].name << endl;
        }
        if (temp[k] == information[i].brand[k] || temp == information[i].brand)
        {
            cout << information[i].name << endl;
        }
        if (temp == information[i].year)
        {
            cout << information[i].name << endl;
        }
    }
    return 0;
}