#include <stdio.h>
#include <ctype.h>
#define MAXSIZE 10

int stack[MAXSIZE];
int top;
void main()
{
	void push(int);
	int pop();
	int pil=1,i,num,j;
	clrscr();
	
	while(pil == 1)
	{
		clrscr();
		printf("MAIN MENU\n");
		printf("1. Tambah elemen stack\n");
		printf("2. Hapus elemen dari stack\n");
		printf("3. Tampilkan stack\n");
		printf("4. Keluar\n");
		printf("Pilih");
		scanf("%d",&pil);
		
		switch(pil)
		{
			case 1: printf("\nMasukkan data : ");
				scanf("%d",&num);
				push(num);
				break;		
			case 2: pop();
				printf("\nStack telah di hapus");
				break;			
			case 3: printf("\nStack %d \n", stack[top]);
				printf("\nIsi Stack selengkapnya:\n");
				while(top!=NULL){
					printf("%d \n", stack[top--]);
				}
				break;
			case 4: exit(0);
				break;
			default: printf("Salah pilih");
		}
		
		printf("\nUlang??\n( 1 untuk ulang, angka lain untuk keluar) ");
		scanf("%d", &pil);
	}
}
				

void push(int y)
{

if(top>MAXSIZE)
		{
		printf(" STACK FULL");
		return;
		}
else
	{
	top++;
	stack[top]=y;
	}
}	
	
int pop()
{
int a;
if(top<=0)
	{
	printf("STACK EMPTY");
	return 0;
	}
else
	{
	a=stack[top];
	top--;
	}
return(a);

}