void InitStack (Stack &S, int maxsize) ∥构造一个最大存储容量为 maxsize的空栈 if (maxsize = 0 maxsize= MAXLISTS忆zE s base= new SElemType[maxsize]; if(! s base)ext(1);存储分配失败 s. stacksize maxsize: stop=0;∥空栈中元素个数为0• void InitStack (Stack &S，int maxsize) { // 构造一个最大存储容量为 maxsize 的空栈 S if (maxsize == 0) maxsize = MAXLISTSIZE; S.base = new SElemType[maxsize]; if (!S.base) exit(1); // 存储分配失败 S.stacksize = maxsize; S.top = 0; // 空栈中元素个数为0 }