用VC++搞了个车票管理系统，结果在输入文件时出了问题，请高手指教，谢谢！！源码如下：

#include<stdio.h>
#include<stdlib.h>
#include<dos.h>
#include<time.h>
#include<conio.h>
#include<string.h>
const int MAX=20;
const int N=50;
const int MAXFILENAME=100;
enum {FALSE,TRUE};
struct time
{
int hour;
int minutes;
};
struct ticket
{
int SerialNumber;
struct time SetOut;
char DeparturePoint[MAX];
char TerminalPoint[MAX];
float LastTime;
int FixNumber;
int FixedNumber;
}car[N];
int RecordNumber;
int FLAG=FALSE;
/**********************************************/
int ShowMessage(void);     //载入原始数据
void mainmenu(void);   //主菜单
void InsertMessage(void); //录入班次信息
void SearchMenu(void);   //查询路线子菜单
void SearchByNumber(void); //按班次号查询
void SearchByAddress(void); //按终点站查询
void TicketManagement(void); //车票售出与退回
void TicketOrder(void);   //售票
void TicketDelete(void);    //退票
void exit(void);   //退出该系统
void SaveRecord(ticket x);   //储存信息到文件中
/********************************************/
int main(void)
{
do{
   mainmenu();
}while(FLAG==FALSE);
return 0;
}
void mainmenu(void)
{
system("color 1f");
system("mode con: cols=140 lines=130");
char functionNumber;
printf("      车票管理系统\n\n");
printf("     制作:hmm182007\n");
printf("     日期:2007/11/25/19:57\n");
printf("============================================================================\n");
printf("     1.录入班次信息\t\n");
printf("     2.浏览班次信息\t\n");
printf("     3.查询行车路线\t\n");
printf("     4.售票与退票系统\t\n");
printf("     5.退出该系统\t\n");
printf("============================================================================\n");
printf("请选择你所需要的功能:");
scanf("%c",&functionNumber);
switch(functionNumber)
{
   case '1':
   {
    InsertMessage();
    printf("\n按任意键回主菜单......\n");
    getchar();
    getchar();
   }
    break;
   case '2':
   {
    RecordNumber=ShowMessage();
    printf("\n按任意键回主菜单......\n");
    getchar();
    getchar();
   }
    break;
   case '3':
   {
    SearchMenu();
    printf("\n按任意键回主菜单......\n");
    getchar();
    getchar();
   }
    break;
   case '4':
   {
    TicketManagement();
    getchar();
    getchar();
   }
   break;
   case '5':FLAG=TRUE;exit();break;
   default:
   {
    printf("输入错误,请确保你的输入为1--5.\n");
    printf("按任意键回主菜单......\n");
    getchar();
    getchar();
   }
}//switch ends
FLAG=FALSE;
}
void InsertMessage(void)
{
FILE *fp;
char filename[MAXFILENAME];
int i;
printf("请输入文件名或者文件路径名:");
scanf("%s",filename);
if((fp=fopen(filename,"r"))==NULL)
{
   printf("文件%s不可读，请确认文件%s存在或者文件路径正确.\n\n",filename,filename);
   mainmenu();
}
for(i=RecordNumber;!feof(fp)&&!ferror(fp);i++)
{
   fscanf(fp,"%d%d%d",&car[i].SerialNumber,&car[i].SetOut.hour,&car[i].SetOut.minutes);
   fscanf(fp,"%s%s%f%d%d",&car[i].DeparturePoint,&car[i].TerminalPoint,&car[i].LastTime,&car[i].FixNumber,&car[i].FixedNumber);
   SaveRecord(*(car+i));
}
RecordNumber=i;
/*******************************输出更新后的订票记录************************************************************/
printf("班次\t发车时间\t起点\t终点\t行车时间(小时)\t额定载量\t已定票人数\n");
for(i=0;i<RecordNumber;i++)
{
   printf("%d\t%d:%d\t\t",car[i].SerialNumber,car[i].SetOut.hour,car[i].SetOut.minutes);
   printf("%s\t%s\t\t%.1f\t %d\t\t%d\n",car[i].DeparturePoint,car[i].TerminalPoint,car[i].LastTime,car[i].FixNumber,car[i].FixedNumber);
}
fclose(fp);
}
int ShowMessage(void)
{
int i;
FILE *fp;
if((fp=fopen("add.txt","r"))==NULL)
{
   printf("读取数据失败,请检查文件add.txt是否存在.\n");
   exit(-1);
}
for(i=RecordNumber;!feof(fp)&&!ferror(fp);i++)
{
   fscanf(fp,"%d%d%d",&car[i].SerialNumber,&car[i].SetOut.hour,&car[i].SetOut.minutes);
   fscanf(fp,"%s%s%f%d%d",&car[i].DeparturePoint,&car[i].TerminalPoint,&car[i].LastTime,&car[i].FixNumber,&car[i].FixedNumber);
}
int count=i;
printf("班次\t发车时间\t起点\t终点\t行车时间(小时)\t额定载量\t已定票人数\n");
for(i=0;i<count;i++)
{
   printf("%d\t%d:%d\t\t",car[i].SerialNumber,car[i].SetOut.hour,car[i].SetOut.minutes);
   printf("%s\t%s\t\t%.1f\t %d\t\t%d\t",car[i].DeparturePoint,car[i].TerminalPoint,car[i].LastTime,car[i].FixNumber,car[i].FixedNumber);
   /*调用系统时间实现的功能:如果车已发出，则打出提示"此车已发出",但是此处有错误*/
   time_t tval;
    struct tm *now;
    tval = time(NULL);
    now = localtime(&tval);
    if((now->tm_hour==car[i].SetOut.hour&&now->tm_min>car[i].SetOut.minutes)||(now->tm_hour>car[i].SetOut.hour))
       printf("此车已发出");
    printf("\n");
}
return count;
}
void SearchMenu(void)
{
system("color 1f");
system("mode con: cols=140 lines=130");
char functionNumber;
printf("      查询子菜单\n");
printf("============================================================================\n");
printf("     1.按班次号查询\t\n");
printf("     2.按终点站查询\t\n");
printf("     3.返回主菜单\t\n");
printf("============================================================================\n");
printf("请选择你所需要的功能:");
scanf("%*c%c",&functionNumber);
switch(functionNumber)
{
   case '1':SearchByNumber();break;
   case '2':SearchByAddress();break;
   case '3':
    getchar();
    mainmenu();
    break;
   default:
    printf("输入错误,请确保你的输入为1--3.\n");
    printf("按任意键回查询子菜单......\n");
    getchar();
    getchar();
    SearchMenu();
}
}
void SearchByNumber(void)
{
int SearchNumber;
printf("请输入要查询的班次号:");
scanf("%d",&SearchNumber);
printf("班次\t发车时间\t起点\t终点\t行车时间(小时)\t额定载量\t已定票人数\n");
printf("%d\t%d:%d\t\t",car[SearchNumber-1].SerialNumber,car[SearchNumber-1].SetOut.hour,car[SearchNumber-1].SetOut.minutes);
printf("%s\t%s\t\t%.1f\t %d\t\t%d\n",car[SearchNumber-1].DeparturePoint,car[SearchNumber-1].TerminalPoint,car[SearchNumber-1].LastTime,car[SearchNumber-1].FixNumber,car[SearchNumber-1].FixedNumber);
}
void SearchByAddress(void)
{
int i;
char Address[MAX];
printf("请输入终点站的名称:");
scanf("%s",&Address);
printf("班次\t发车时间\t起点\t终点\t行车时间(小时)\t额定载量\t已定票人数\n");
for(i=0;i<RecordNumber;i++)
{
   //对比终点站记录，找到并输出
   if((strcmp(Address,car[i].TerminalPoint))==0)
   {
    printf("%d\t%d:%d\t\t",car[i].SerialNumber,car[i].SetOut.hour,car[i].SetOut.minutes);
    printf("%s\t%s\t\t%.1f\t %d\t\t%d\n",car[i].DeparturePoint,car[i].TerminalPoint,car[i].LastTime,car[i].FixNumber,car[i].FixedNumber);
   }
}
}
void TicketManagement(void)
{
char functionNumber;
system("color 1f");
system("mode con: cols=140 lines=130");
printf("     订票与退票菜单\n");
printf("============================================================================\n");
printf("     1.订票\t\n");
printf("     2.退票\t\n");
printf("     3.返回主菜单.\n");
printf("============================================================================\n");
printf("选择你需要的功能:");
scanf("%*c%c",&functionNumber);
switch(functionNumber)
{
   case '1':
   {
    TicketOrder();
    //getchar();
    //getchar();
   }
   break;
   case '2':TicketDelete();break;
   case '3':
   {
    getchar();
    mainmenu();
   }
   break;
   default:
   {
    printf("输入错误,请确保你的输入为1--3.\n");
    printf("按任意键回主菜单......\n");
    getchar();
    getchar();
    mainmenu();
   }
}
}
void TicketOrder(void)
{
int i;
printf("请输入要订购的车票的班次:");
scanf("%d",&i);
if(i<0||i>RecordNumber)
{
   printf("对不起，今天没有这趟车,请明天再来，谢谢使用!\n");
   printf("按任意键回主菜单......\n");
   getchar();//getchar();
   TicketManagement();
}
time_t tval;
    struct tm *now;
    tval = time(NULL);
    now = localtime(&tval);
    if((now->tm_hour==car[i].SetOut.hour&&now->tm_min<car[i].SetOut.minutes)||(now->tm_hour<car[i].SetOut.hour))
    {
    if(car[i].FixedNumber<car[i].FixNumber)
    {
    (car[i].FixedNumber)++;
    printf("你的订票成功，请按时上车，谢谢使用!\n");
    }
    else printf("对不起，今天的这趟车的票已卖完,请明天再来，谢谢合作!\n");
    }
else printf("对不起，今天的这趟车已发出,请明天再来，谢谢合作!\n");
printf("班次\t发车时间\t起点\t终点\t行车时间(小时)\t额定载量\t已定票人数\n");
printf("%d\t%d:%d\t\t",car[i-1].SerialNumber,car[i-1].SetOut.hour,car[i-1].SetOut.minutes);
printf("%s\t%s\t\t%.1f\t %d\t\t%d\n",car[i-1].DeparturePoint,car[i-1].TerminalPoint,car[i-1].LastTime,car[i-1].FixNumber,car[i-1].FixedNumber);
//printf("按任意键回主菜单......\n");
//getchar();getchar();
}
void TicketDelete(void)
{
int i;
printf("请输入要退购的车票的班次:");
scanf("%d",&i);
if(i<0||i>RecordNumber)
{
   printf("对不起，今天没有这趟车,无法完成退票.谢谢使用!\n");
   getchar();
   //getchar();
   TicketManagement();
   getchar();
}
time_t tval;
    struct tm *now;
    tval = time(NULL);
    now = localtime(&tval);
    if((now->tm_hour==car[i].SetOut.hour&&now->tm_min<car[i].SetOut.minutes)||(now->tm_hour<car[i].SetOut.hour))
    {
    if(car[i].FixedNumber>=1)
    {
    car[i].FixedNumber-=1;
    printf("退订车票成功，谢谢使用!\n");
    }
    else printf("对不起,今天的这趟车的票尚未卖出,无法完成退票!\n");
    }
    else printf("对不起，今天的这趟车已发出,无法完成退票!\n");
   
    printf("班次\t发车时间\t起点\t终点\t行车时间(小时)\t额定载量\t已定票人数\n");
printf("%d\t%d:%d\t\t",car[i-1].SerialNumber,car[i-1].SetOut.hour,car[i-1].SetOut.minutes);
printf("%s\t%s\t\t%.1f\t %d\t\t%d\n",car[i-1].DeparturePoint,car[i-1].TerminalPoint,car[i-1].LastTime,car[i-1].FixNumber,car[i-1].FixedNumber);
getchar();
}
void exit(void)
{
printf("\n\n*********************谢谢使用本系统，欢迎下次继续使用***********************\n");
exit(0);
}
void SaveRecord(ticket x)
{
FILE *fp;
if((fp=fopen("add.txt","a"))==NULL)
{
   printf("打开文件%s失败\n","add.txt");
   exit(-1);
}
fprintf(fp,"\n%d\t%d\t%d\t\t",x.SerialNumber,x.SetOut.hour,x.SetOut.minutes);
fprintf(fp,"%s\t%s\t\t%.1f\t %d\t\t%d",x.DeparturePoint,x.TerminalPoint,x.LastTime,x.FixNumber,x.FixedNumber);
}

输入文件为：
班次   发车时间   起点站    终点站   行车时间    额定载量      已定票人数
1      8:00       郫县      广汉     2           45            30
2      6:30       郫县      成都     0.5         40            40
3      7:00       郫县      成都     0.5         40            20
4      10:00      郫县      成都     0.5         40            2
结果运行后显示：未命名文件中

谢谢了，本人是新手，也没什么分，希望各位不辞劳苦，帮小弟一把