#include <iostream>
#include <malloc.h>
using namespace std;
const int maxn=500;
typedef struct
{
int data[maxn];
int top;
}Stack;
//初始化stack
void init(Stack *&s)
{
s=(Stack *)malloc(sizeof(Stack));
s->top=-1;
}
//销毁stack
void destroy(Stack *&s)
{
free(s);
}
//判断栈是否为空
bool empty(Stack *s)
{
return (s->top==-1);
}
//进stack
void push(Stack *&s,int e)
{
if(s->top==maxn-1)
{
cout<<"栈满,不能插入!"<<endl;
return ;
}
s->top++;
s->data[s->top]=e;
}
//出stack
void pop(Stack *&s,int get)
{
if(s->top==-1)
{
cout<<"栈为空,没有元素出栈!"<<endl;
return ;
}
get=s->data[s->top];
s->top--;
}
//获取栈顶元素
int top(Stack *&s,int get)
{
if(s->top==-1)
{
cout<<"栈为空,没有元素出栈!"<<endl;
return 0 ;
}
get=s->data[s->top];
return get;
}
int main()
{
return 0;
}