program of class using scope resolution

#include<iostream.h>
#include<conio.h>
#include<stdio.h>
void main()
{
clrscr();
class a
{
public:
char name[10];
int roll;
int age;
char city[50];
void takedata();
void showdata();
};
void a::takedata()
{
cout<<"enter name\n";
gets(name);
cout<<"enter roll\n";
cin>>roll;
cout<<"enter age\n";
cin>>age;
cout<<"enter city\n";
gets(city);
}
void a::showdata()
{
cout<<" name\n";
puts(name);
cout<<" roll\n";
cout<<roll<<"\n";
cout<<" age\n";
cout<<age<<"\n";
cout<<" city\n";
puts(city);
}
a obj;
obj.takedata();
obj.showdata();
getch();
}