Чтение структуры из файла и запись нового - C++

#include <iostream>
#include <string>
#include <vector>
#include <fstream>
 
struct Book {
    std::string author, title, publisher;
    int year;
};
 
std::vector<Book> FromFile(std::string path);
void ToFile(std::string path, std::vector<Book> Data);
 
int main()  {
    setlocale(LC_ALL, "rus");
    std::vector<Book> Data;
    Data = FromFile("in.txt");
    ToFile("out.txt", Data);
    system("pause");
}
 
std::vector<Book> FromFile(std::string path) {
    std::ifstream file(path);
    std::vector<Book> data;
    while (!file.eof()) {
        Book book;
        std::string syear;
        std::getline(file, book.author);
        std::getline(file, book.title);
        std::getline(file, book.publisher);
        std::getline(file, syear);
        book.year = stoi(syear);
        data.push_back(book);
    }
    file.close();
    return data;
}
 
void ToFile(std::string path, std::vector<Book> Data) {
    std::ofstream file(path);
    for (auto& d : Data) {
        if (d.year >= 2005 && d.year <= 2013) {
            file << d.author << "\n";
            file << d.publisher << "\n";
            file << d.title << "\n";
            file << d.year << "\n";
        }
    }
    file.close();
}

int main() {
    setlocale(LC_ALL, "rus");
    ToFile("out.txt", FromFile("in.txt"));
    system("pause");
}