#include <stdio.h> #include<stdlib.h> #define Maxsize 50 typedef struct Stack { int data[Maxsize]; int top }SqStack; // 入栈操作 void Push(SqStack* S, int x) { if (S->top == Maxsize) { } S->data[++S->top] = x; } //出栈操作(栈,操作数); int Pop(SqStack* S, int* x) { ...