#include <iostream>

using namespace std;

int main(void){

	struct LL{
	int data;
	LL * next;
	} * top = NULL;


	int main(void){
	head = NULL;
	int pilihan;

	while(true){
	cout << endl << endl <<"Pilih operasi anda :" <<endl;
	cout << "1. Push" << endl;
	cout << "2. Pop" << endl;
	cout << "3. Papar" << endl;
	cout << "4. Keluar" << endl;
	cout << "Pilihan Anda: ";
	cin >> pilihan;

	switch(pilihan){
	case 1 : tambahdepan(); break;
	case 2 : tambahbelakang(); break;
	case 3 : tambahtengah(); break;
	case 4 : buangdepan(); break;
	default: cout << "Wrong Selection"; break;
		}
	}


	//system("pause");
	return 0;
}