作业code1:
- 将上课给的顺序表形式实现栈的程序补充(代码已发给大家):
- 实现通过键盘进行插入
- 实现通过键盘进行删除
- 良好的人机交互
发的代码:
#include <stdio.h>
#include <malloc.h>
typedef int SElemType;
typedef int Status;
#define INIT_SIZE 100
#define STACKINCREMENT 10
#define Ok 1
#define Error 0
#define True 1
#define False 0
typedef struct
{
SElemType *base;
SElemType *top;
int stacksize;
} SqStack;
//初始化栈
Status InitStack(SqStack *s)
{
s->base = (SElemType *)malloc(INIT_SIZE * sizeof(SElemType));
if(!s->base)
{
puts("存储空间分配失败!");
return Error;
}
s->top = s->base;
s->stacksize = INIT_SIZE;
return Ok;
}
//清空栈
Status ClearStack(SqStack *s)
{
s->top = s->base;
return Ok;
}
//栈是否为空
Status StackEmpty(SqStack *s)
{
if(s->top == s->base)
return True;
else
return False;
}
//销毁栈
Status Destroy(SqStack *s)
{
free(s->base);
s->base = NULL;
s->top = NULL;
s->stacksize=0;
return Ok;
}
//获得栈顶元素
Status GetTop(SqStack *s, SElemType &e)
{
if(s->top == s->base)
return Error;
e = *(s->top - 1);
return Ok;
}
//压栈
Status Push(SqStack *s, SElemType e)
{
if(s->top - s->base >= s->stacksize)//栈满
{
s->base = (SElemType *)realloc(s->base,