C++ Program for Student details

#include<iostream.h>
#include<conio.h>
class student
{
int rollno,m[5],total;
float avg;
char name[30];
public:
void get();
void put();
};
void student::get()
{
cout<<"Enter Rollno";
cin>>rollno;
cout<<"Enter the name";
cin>>name;
for(int i=0;i<5;i++)
{
cout<<"Enter mark"<<i+1<<":";
cin>>m[i];
}}
void student::put()
{
total=0;
avg=0;
for(int i=0;i<5;i++)
{
total=total+m[i];
}
avg=total/5;
cout<<"\nName"<<name;
cout<<"\nRollno"<<rollno;
cout<<"\nTotal"<<total;
cout<<"\nAverage"<<avg;
}
void main()
{
clrscr();
int n,i;
student s[20];
cout<<"\nEnter the number of students:";
cin>>n;
for(i=0;i<n;i++)
{
cout<<"\nEnter the data of students\n";
s[i].get();
}
for(i=0;i<n;i++)
s[i].put();
getch();
}