顺序栈基本操作 编写程序任意输入栈长度和栈中的元素值，构造一个顺序栈，对其进行清空、销毁、入栈、出栈以及取栈顶元素操作。-Basic operation of the stack in order to program any input stack length and stack element values, construct a sequence of stacks, its empty, destroyed, stack, stack and take the top eleme