S.T.A.L.K.E.R. Test C++

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

std::vector<std::string> StalkerNames;
std::vector<std::string> StalkerSurnames;

class Stalker {
    public:
    Stalker()
    {
        HP = 100;
    }
    void setParameters(std::string &setName, std::string &setSurname, std::string &setFaction, std::string &setArmor)
    {
        Name = setName;
        Surname = setSurname;
        Faction = setFaction;
        Armor = setArmor;
    }
    int getHP()
    {
        return HP;
    }
    std::string getName()
    {
        return Name;
    }
    std::string getSurname()
    {
        return Surname;
    }
    std::string getFaction()
    {
        return Faction;
    }
    std::string getArmor()
    {
        return Armor;
    }
    private:
    int HP;
    std::string Name;
    std::string Surname;
    std::string Faction;
    std::string Armor;

};
int main()
{
    Stalker Player;
    std::string PlayerName;
    std::string PlayerSurname;
    std::string PlayerFaction = "Loner";
    std::string PlayerArmor = "Kurtka";
    std::cin >> PlayerName >> PlayerSurname;
    Player.setParameters(PlayerName, PlayerSurname, PlayerFaction, PlayerArmor);
    std::cout << "Name: " << Player.getName() << std::endl;
    std::cout << "Surname: " << Player.getSurname() << std::endl;
    std::cout << "HP: " << Player.getHP() << std::endl;
    std::cout << "Faction: " << Player.getFaction() << std::endl;
    std::cout << "Armor: " << Player.getArmor() << std::endl;
    return 0;
}