To display the data
from singly link list
Here is a function to
display data from single link list
void show()
                        {
            link *temp;
            temp= first;
            cout<<"The list
follows:"<<endl<<endl;
            while(temp!=NULL) 
// move towards null
            {
                        cout<<temp->data<<"
";
                        temp=temp->next; // same as increment
statement as it moves toward null
            }           
}