#include?“stack.h“
Stack::Stack（int?Size）
{
	MaxSize=Size;
	stack=new?int?[MaxSize];
	if（stack==NULL）?return;
	top=-1;
}
int?Stack::GetTop（）?const
{
	if（IsEmpty（））??return-1;
	else?return?stack[top];
}
bool?Stack::IsEmpty（）?const
{
	return?top==-1;
}
bool?Stack::IsFull（）?const
{
	return?top==（MaxSize-1）;
}
bool?Stack::Push（cons