Итераторы

#include "stdafx.h"
#include <iostream>
#include <string>
#include <list>
#include <windows.h>
#include <conio.h>
using namespace std;
 
class Players{
public:
    string name;
    int health;
    int move_speed;
    Players(string name, int health, int move_speed){
        Players::name = name;
        Players::health = health;
        Players::move_speed = move_speed;
        cout << "Name: " << name << "\nHealth: " << health << "\nMove Speed: " << move_speed << "\n";
    }
};
 
void screen()
{
    system("cls");
    cout << "Please select action:\n1) Add new player\n2) View all players\n";
}
 
void main()
{
    list<Players*> players;
    //list<Players*>* players = new list<Players*>();
    string temp_name;
    string temp_health;
    string temp_move_speed;
    char key = ' ';
    screen();
        while(key != VK_ESCAPE)
         {
            
            if(_kbhit())
            {
                key = _getch();
 
                switch(key)
                {
                case '1':
                    system("cls");
                    cout << "Enter name: ";
                    getline (cin,temp_name);
                    cout << "Enter health: ";
                    getline (cin, temp_health);
                    cout << "Enter move speed: ";
                    getline (cin, temp_move_speed);
                    players.push_back(new Players(temp_name, atoi(temp_health.c_str()), atoi(temp_move_speed.c_str())));
                    cout << "Player succesful added!";
                    _getch();
                    screen();
                    break;
                case '2':
                     for (list<Players*>::iterator it = players.begin(); it != players.end(); it++){
                        cout << *it << " ";
                     }
                    break;
                }
            }
        }
}

class TVector
{
 public:
  float x;
  float y;
  float z;
 friend ostream & operator << (ostream &s, TVector & x);
};
ostream & operator << (ostream &s, TVector & x)
{
 s<<"("<<x<<", "<<y<<", "<<z<<")";
 return s;
}

#include <iostream>
#include <string>
 
 
class Players{
    
    friend std::ostream & operator <<(std::ostream & ostream, Players const& players);
    
public:
    Players(std::string name, int health, int move_speed)
       :  name(name), health(health), move_speed(move_speed) {}
    
private:
    std::string name;
    int         health;
    int         move_speed;
};
 
 
std::ostream & operator <<(std::ostream & ostream, Players const& players) {
   ostream << "Name: " << players.name << "\nHealth: "
      << players.health << "\nMove Speed: " << players.move_speed << "\n";
   return ostream;
}
 
 
int main() {
   std::cout << Players("name", 100, 55);
}