void main() { LIST obj; int ch,ele,status=0; while(true) { system("cls"); cout<<"1. Insert At Front\n2. Delete From Front\n3. Display\n4. Exit\n\nEnter Choice : "; cin>>ch; switch(ch) { case 1:cout<<"\nEnter Element to Insert : "; cin>>ele; obj.insert(ele); break; case 2:ele=obj.del(status); if(status==0) { break; } cout<<"\nElement Deleted is : "<<ele; break; case 3:obj.display(); break; case 4:exit(0); break; default:cout<<"Invalid Selection"; break; }getch(); } }