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

struct auto_service
{
	string marka;
	string name;
	int number;
	int date;
	string reason;
};

ostream& operator << (ostream& os, vector<auto_service>& v)
{
	for (auto elem : v)
	{
		os << elem.marka;
		os << elem.name;
		os << elem.number;
		os << elem.date;
		os << elem.reason;
	}
	return os;
}

main()
{
	vector<auto_service> v;
	v.push_back({"Toyota", "name", 1, 14, "1"});
	v.push_back({"Chevrolet", "name1", 1, 14, "1"});
	v.push_back({"Hyundai", "name2", 1, 14, "1"});
	v.push_back({"Toyota", "name3", 1, 14, "1"});
	v.push_back({"Hyundai", "name4", 1, 14, "1"});
	v.push_back({"Chevrolet", "name5", 1, 14, "1"});
	v.push_back({"Toyota", "name6", 1, 14, "1"});
	v.push_back({"BMW", "name7", 1, 14, "1"});
	v.push_back({"Chevrolet", "name8", 1, 14, "1"});

	for(auto elem : v)
	{
		if (elem.marka == "Chevrolet")
			cout << elem << endl;
	}
}