stack2.cpp

来自「C语言实战105例/王为青, 陈圣亮编著 北京-人民邮电出版社 2007」· C++ 代码 · 共 36 行

// Borland C++ - (C) Copyright 1991 by Borland International

// stack2.cpp:     Implementation of the Stack class
// from Hands-on C++

#include <iostream.h>
#include "stack2.h"

int Stack::push(int elem)
{
   if (top < nmax)
   {
      list[top++] = elem;
      return 0;
   }
   else
      return -1;
}

int Stack::pop(int& elem)
{
   if (top > 0)
   {
      elem = list[--top];
      return 0;
   }
   else
      return -1;
}

void Stack::print()
{
   for (int i = top-1; i >= 0; --i)
      cout << list[i] << "\n";
}