Разработка автоматизированной системы ведения расписания посещения психолога

#include <iostream>
#include <conio.h>
#include <deque>
#include <fstream>
#include <algorithm>
#include <iostream>
#include <fstream>
#include <string>    
#include <stdio.h>
#include <sstream>
#include <iomanip>
#pragma warning (disable :4996)
using namespace std;
 
class Patient {
public:
  char* pib;
  char sex;
  int age;
  Date date;
  int hour;
  int day, month, year;
 
  void show() {
    cout << "pib:" << pib << endl
      << "sex:" << sex << endl
      << "age:" << age << endl
      << "hour:" << hour << endl
      << day << ":" << month << ":" << year << endl;
  }
 
  void SetField() {
    cout << "pib:";
    cin >> pib;
    cout << "sex:";
    cin >> sex;
    cout << "age:";
    cin >> age;
    cout << "hour:";
    cin >> hour;
 
    date->setField();
  }
 
  void SaveFile() {
    ofstream myfile;
    myfile.open("dbpaty.txt");
    myfile << pib
      << "-" << sex
      << "-" << age
      << "-" << hour << "-"
      << date->day << ":" << date->month << ":" << date->year << endl;
    myfile.close();
  }
 
  void LoadData() {
    ifstream in("file.txt");
    char str[255];
    in.getline(str, 255);
 
    char * pch;
    pch = strtok(str, "-");
    while (pch != NULL)
    {
      printf("%s\n", pch);
      pch = strtok(NULL, "-");
    }
 
    in.close();
  }
};
 
 
class Date{
public:
  
 
  void show() {
    cout 
  }
 
  void setField() {
    cout << "day:";
    cin >> day;
    cout << "month:";
    cin >> month;
    cout << "year:";
    cin >> year;
  }
};
#include "DataPatient.h"
 
int main() {
  Patient patient;
  patient.SetField();
  system("Pause");
}