#include "stack.h"

void error(const char *msg)
{
	printf("error : %s ",msg);
	printf("Program Finished.\n");
		exit(-1);
}

Stack * mkStack()
{
	// insert your code
}

void push(Stack *s, int item)
{
	// insert your code
}


int pop(Stack *s)
{
	// insert your code
}

int isEmpty(const Stack *s)
{
	// insert your code
}

int isFull(const Stack *s)
{
	// insert your code
}