student result shit program

#include<iostream.h>

02	#include<conio.h>

03

class stu

04

{

05

private:

06	// char name[100];

07

public:

08	virtual getdata()=0;

09	virtual result()=0;

10

};

11	class detail:public stu

12

{

13

private:

14	char name[20][10];

15

int n, i;

16	int mark1[10], mark2[10], mark3[10];

17	public: getdata();

18

result();

19

};

20

21	detail::getdata()

22

{

23

int n;

24	cout<<"Enter the no. of students";

25

cin>>n;

26	for(i=0;i<n;i++)

27

{

28	cout<<"Enter the name of the student \n";

29	cin>>name[i];

30	cout<<"Enter the marks for 3 subjects : ";

31	cin>>mark1[i] >> mark2[i] >>mark3[i];

32

}

33

}

34

35	detail::result()

36

{

37	for(i=0;i<n;i++)

38

{

39	cout<<"------------------------------------------------------------------------";

40	cout<<"\n Name   \t   MARKS-1   \t MARKS-2     \t MARKS-3";

41	cout<<"\n-------------------------------------------------------------------------";

42	cout<<"\n"<<name[i][0]<<"\t\t"<<mark1[i]<<"  \t   "<<mark2[i]<<"\t"<<mark3[i];

43

}

44	if(mark1[i]>=50 && mark2[i]>=50 && mark3[i]>=50)

45

{

46	cout<<"\n------------------------------------------------------------------------";

47	cout<<"\n \n Student Name : "<<name[i]<<"\t RESULT : PASS";

48

}

49

else

50	cout<<"\n \n Student Name: "<<name[i]<<"\t RESULT: FAIL";

51

}

52

53

54

main()

55

{

56	stu *ptr;  //pointer to base function

57	//objects of inherited clases

58	detail obj;

59

clrscr();

60

ptr=&obj;

61	ptr->getdata();

62	ptr->result();

63

getch();

64

return 0;

65

}