/* 

StackPlus.c 
Author: W. M. Farmer
Revised: January 27, 2007

Description: Stack module with derived procedures.

*/

#include <stdbool.h>
#include "Stack.h"


/* Mutators */

void stack_set_top(int element) {
  stack_pop();
  stack_push(element);
}

void stack_reset() {
  while (stack_height() !=0) {
    stack_pop();
  }
}

/* Predicates */

bool stack_is_empty() {
  return stack_height() == 0;
}