我的这个停车场管理系统虽然做好了。但是文件这方面还是不懂。帮忙看一下。谢谢。
下面是停车场管理系统的代码。看到的朋友们给点意见，还有就是在文件方面的应用。 谢谢。。
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
FILE*fp;
char infile[]="stop.txt";
struct station{
char carname[90];
time_t stoptime;
int sky;
}sta[50];
int num=0;
void spare ();//查空车位
void stop ();//停车
void live ();//离开
void fprintf ();
void face ();
void spare ()
{
fp=fopen ("stop.txt","r");
int i;
if (num>=50)
{
printf ("对不起，停车场已满！");
}
else
{
printf ("以下位置是空的：\n\n");
for(i=0;i<50;i++)
{
if (sta[i].sky ==0)
{
printf ("%d号\t",i+1);
}
}
}
}
void stop ()
{
for (int i=0;i<50;i++)
{
if (sta[i].sky==0)
{
fp=fopen ("stop.txt","a+");
printf ("请输入您的车牌号：");
scanf ("%s",sta[num].carname);
fputs (sta[num].carname,fp);
sta[num].stoptime=time(NULL);
printf ("您的停车时间是：");
printf ("%s",ctime(&sta[num].stoptime));
printf ("您好！已经完成操作！");
sta[num].sky = num+1;
num++;
fclose (fp);
break;
}
}
}
void live ()
{
fp=fopen ("stop.txt","r");
int i;
time_t ts;
char carname[90];
long money;
printf ("请输入您的车牌号：");
scanf ("%s",carname);
for (i=0;i<=50;i++)
{
if (strcmp(sta[i].carname,carname)==0)
{
ts=time(NULL);
sta[i].sky=0;
money=ts-sta[i].stoptime;
printf ("您的开车时间是：");
printf ("%s\n",ctime(&ts));
printf ("%ld\n",money);
if (money/60>=30&&money<60)
{
printf ("您应交3元！祝您一路平安！");
}
else if (money/60>=60&&money/60<120)
{
printf ("您应交5元！祝您一路平安！");
}
else if (money/60>=120&&money<180)
{
printf ("您应交10元！祝您一路平安！");
}
else if (money/60<30)
{
printf ("您应交0元！祝您一路平安！");
}
else
{
printf ("您应交20元！祝您一路平安！");
}
}
}
}
void fprintf ()
{
fp=fopen ("stop.txt","r");
printf ("车牌号\t\t\t\t停车时间\n");
for (int i=0;i<=num;i++)
{
if (sta[i].sky!=0)
{
printf ("%s\t\t\t",sta[i].carname);
printf ("%s",ctime(&sta[i].stoptime));
}
}
}
void face ()
{
int choose;
printf ("\n\n\n\n\n\n\n\t\t\t\t++++++++++++++++++\n");
printf ("\t\t\t\t||0. 退出||\n");
printf ("\t\t\t\t||1. 停车||\n");
printf ("\t\t\t\t||2. 取车||\n ");
printf ("\t\t\t\t||3.显示所有数据||\n");
printf ("\t\t\t\t++++++++++++++++++\n");
scanf ("%d",&choose);
switch (choose)
{
case 3:
{
system ("cls");
fprintf ();
system("pause");
system ("cls");
face ();
break;
}
case 1:
{
system ("cls");
spare ();
stop ();
system("pause");
system ("cls");
face ();
break;
}
case 2:
{
system ("cls");
live ();
system("pause");
system ("cls");
face ();
break;
}
case 0:
break;
}
}
void main ()
{
printf ("\n\n\n\n\t\t\t 欢迎进入停车场管理系统\n\n");
printf ("\n********************************************************************************\n\n\n\n\t\t\t ");
system("pause");
system ("cls");
for (int i=0;i<50;i++)
sta[i].sky = 0;
face ();
}
