#include<iostream.h>
#include<conio.h>
class stud
{
    public:
    char name[20];
    int rno;
    class stud *next;
};

main()
{
    stud *point,*first;
    first=new(class stud);
    point=first;
    while(1)
    {
        clrscr();
        cout<<"Please enter the name:";
        cin>>point->name;
        cout<<"Please enter the rollno:";
        cin>>point->rno;
        char ans;
        while(1)
        {
            cout<<"\nDo you want to continue(y/n):";
            cin>>ans;
            if(ans=='y' || ans=='Y')
            {
                break;
            }
            elseif(ans=='n' || ans=='N')
            {
                break;
            }
            else
            {
                cout<<"Invalid input";
            }
      }
      if(ans=='y' || ans=='Y')
      {
            point->next= new(class stud);
            point=point->next;
            continue;
      }
      else
      {
            point->next=NULL;
            break;
        }
}

point=first;
while(point!=NULL)
{
    cout<<"Name is   :"<<point->name<<endl;
    cout<<"Rollno is :"<<point->rno<<endl;
    getch();
    point=point->next;
}
delete point;
delete first;
}