Проверить код C++

[ciil3401]

#include <stdio.h>

#include "stdafx.h"
#pragma warning(disable:4627)
#pragma warning(disable:4996)


struct TStudentData
{
int Num;
char Family[50];
int Day;
int Month;
int Year;
int Ochenka;
char Prepod[30];
char Dischep[30];
};

class TStudent{
public:
TStudentData data;
void get_Family();
void get_Day();
void get_Month();
void get_Year();
void get_Ochenka();
void get_Prepod();
void get_Dischep();
};

void TStudent::get_Family()
{
printf("Family: ");
scanf("%s", &data.Family);
}
void TStudent::get_Day()
{
printf("DAY: ");
scanf("%d", &data.Day);
}
void TStudent::get_Month()
{
printf("MONTH: ");
scanf("%d", &data.Month);
}
void TStudent::get_Year()
{
printf("YEAR: ");
scanf("%d", &data.Year);
}
void TStudent::get_Ochenka()
{
printf("Ochenka: ");
scanf("%d", &data.Ochenka);
}


void TStudent::get_Prepod()
{
printf("Prepodavatel: ");
scanf("%s", &data.Prepod);
}
void TStudent::get_Dischep()
{

printf("Dischepline: ");
scanf("%s", &data.Dischep);
}

int main(){

TStudent buf;
FILE *f;
char ch;
f = fopen("h:\\temp\\student.dat", "a+b");
if (f == NULL)
{
f = fopen("h:\\temp\\student.dat", "wb");
}
do
{

buf.get_Family();
buf.get_Day();
buf.get_Month();
buf.get_Year();
buf.get_Ochenka();
buf.get_Prepod();
buf.get_Dischep();
fwrite(&buf.data, sizeof(buf.data), 1, f);
printf("again? y/n");
ch = getch();
} while (ch == 'y');

fclose(f);

return 0;
}