#include "Campus.h"
#include "List.h"
/*校園運(yùn)功會(huì)報(bào)名系統(tǒng)  實(shí)現(xiàn)報(bào)名信息錄入 和 展示 */
/*
    信息錄入
  1 . 建立運(yùn)動(dòng)會(huì)項(xiàng)目信息表 , 字段包括 , 項(xiàng)目編號(hào) , 項(xiàng)目名稱 , 學(xué)生姓名 ,院系 ,班級(jí) ,性別
    年齡,參賽時(shí)間 ,報(bào)名時(shí)間 ;
  2  完成運(yùn)動(dòng)會(huì)報(bào)名信息新增頁 ,
  3 查詢報(bào)名 情況
  
  
  4管理員系統(tǒng)可以更改報(bào)名截止時(shí)間 和 運(yùn)動(dòng)員的可想更改 (可以改成英文版和中文版切換)
  
*/
int main()
{
  ShowPage();
  return 0;
}

#ifndef CAMPUS_H
#define CAMPUS_H
#include "List.h"
void ShowPage();
void MenuChoose(); // 主菜單
void Apply_System();// 報(bào)名系統(tǒng)
void Show_Apply_System(); // 報(bào)名系統(tǒng)頁面
void Apply_Information_Query();// 信息查詢
void show_in_AdSYstem();// 管理員展示頁面
void Administrator_System();// 管理員系統(tǒng);
void Athlete_Information(); // 運(yùn)動(dòng)員信息查詢
void Sport_item_sign(); // 運(yùn)動(dòng)項(xiàng)目報(bào)名
void printList_new(Message &M); // 打印帶有項(xiàng)目的信息
bool Judge_IF_sign(char *) ; // 判斷學(xué)生是否報(bào)名項(xiàng)目
void Point_Base_Me(char *Temp); // 打印運(yùn)動(dòng)員信息
void AD_Menu(); // 管理員系統(tǒng)菜單
void Manage_system();// 管理員系統(tǒng)
void Log_Administrator();
void AD_Menu2();
void Cancel_signup();
void Revise_Data();
void Enter_Adsystem(); // 管理員登錄
bool Judge_IF_Past_due();// 判斷是否逾期;
extern void Go_back1(); // 返回第一頁
extern void Go_back2(); // 返回第二頁;
extern void Go_back3();
extern void Go_back4();
#endif // CAMPUS_H

#include "List.h"
#include "Campus.h"
#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <windows.h>
#include <io.h>
using namespace std ;
void Gettime_f(int &year ,int &month ,int &day ,int &hours ,int &minutes ,int &second )
{
 /*獲取本地時(shí)間 */
 time_t now ;
 struct tm *tm_now ;
 time(&now) ;
 tm_now = localtime(&now) ;
 year = tm_now->tm_year+1900 ;
 month = tm_now->tm_mon+1 ;
 day = tm_now->tm_mday ;
 hours = tm_now->tm_hour ;
 minutes = tm_now->tm_min ;
 second = tm_now->tm_sec ;
 return ;
}
Status List::CreatList(LinkList &L,int n)
{
 // 創(chuàng)建鏈表;
 int i ;
 time_t now ;
 struct tm *tm_now ;
 time(&now) ;
 tm_now = localtime(&now) ;
 LinkList p ;
 LinkList head =NULL ;
 LinkList Last ;
 for(i=0 ; i<n ;i++)
 {
 system("cls");
 cout<<"請(qǐng)輸入第 " <<i+1<<"名學(xué)生信息 : "<<endl;
 p = (LinkList )malloc(sizeof(LNode)) ;
 if(p==NULL)
 {
  cout<<"CreatList fail "<<endl;
  exit(ERROR) ;
 }
 cout<<"姓名"<<" " ;
 cin>> p->data.name ;
 cout<<endl;
 cout<<"學(xué)號(hào)"<<" :";
 cin >>p->data.IDcard ;
 cout<<endl;
 cout<<"性別"<<" :" ;
 cin>> p->data.gender;
 cout<<endl;
 cout<<"年齡"<<" :" ;
 cin>> p->data.age ;
 cout<<endl;
 cout<<"學(xué)院"<<" :" ;
 cin>> p->data.Institute ;
 cout<<endl;
 cout<<"班級(jí)"<<" :" ;
 cin>> p->data.Class;
 cout<<endl;
 /* strcpy(p->data.sport_it1,"000");
 strcpy(p->data.sport_it2,"000");*/
 
 p->next = NULL ;
 
 Gettime_f(p->data.Join_time.year ,p->data.Join_time.month ,p->data.Join_time.day ,p->data.Join_time.hours
  ,p->data.Join_time.minutes ,p->data.Join_time.second) ;
 
 if(head == NULL)
  head = p ;
 else
 {
  Last->next = p ;
 }
 Last = p ;
  
 }
 L = head ;
 FILE_Memory(L);
 
 cout<< " 信息錄用成功"<< endl;
 return OK ;
}
 
Status List::GetElem(LinkList &L,int i ,Message &e)
{
 /*
   條件：線性表存在;
    操作結(jié)果 : 如果 i 合法 得到線性表第i位置上的元素,反饋給e ;
 L 是不帶頭結(jié)點(diǎn)的;
 */
 LinkList p ;
 if(!L)
 {
 cout<<" GetElem failed"<<endl;
 exit(ERROR) ;
 }
 p = L ;
 int k = 1 ;
 while(p)
 {
 if(k>=i)
 break ;
 ++k;
 p = p->next ;
 
 }
 if(!p || k>i)
 {
 cout<<"沒找到"<<endl;
 e.age = UNFOUND ;
 e.gender = 'F' ;
 strcpy(e.Class,"");
 strcpy(e.Institute,"");
 strcpy(e.name,"");
 
 }
 e = p->data ;
 return OK ;
}
 
Status List::printList(LinkList &L )
{
 /* 打印線性表 */
 LinkList p = L ;
 while(p)
 {
 cout<<"姓名 : " <<p->data.name <<endl;
 cout<<"學(xué)號(hào) : " <<p->data.IDcard <<endl;
 cout<<"性別 : "<<p->data.gender<<endl;
 cout<<"年齡 : "<<p->data.age<<endl;
 cout<<"學(xué)院 : "<<p->data.Institute<<endl;
 cout<<"班級(jí) : "<<p->data.Class<<endl;
 cout<<"報(bào)名時(shí)間 : "<<p->data.Join_time.year<<"-"<<p->data.Join_time.month<<"-"<<
 p->data.Join_time.day <<" "<<p->data.Join_time.hours<<":"<<p->data.Join_time.minutes<<":"<<p->data.Join_time.second<<endl;
 
 p = p->next ;
 }
 return OK;
}
 
void FILE_Memory(LinkList &L)
{
 FILE *fin ;
 int res ;
 char m[MAX] ;
 char n[MAX] ;
 char Name[MAX] ;
 LinkList p = L;
 if(L==NULL)
 {
 cout<<"L is NULL "<<endl;
 exit(0);
 }
 char cpy_Path[MAX] ={'\0'} ;
 system("cls");
 while(p)
 {
 //再加一個(gè)掃描 , 看是否有重名 ;
 strcpy(cpy_Path,Path2) ;
 char T[MAX] ;
 strcpy(T,strcat( strcat(cpy_Path,p->data.IDcard),".txt"));
 int Judge = ScanRepetition(T) ;// 掃描是否有重名;
 
 if(Judge == 0) // 存在返回0
 {
  
  char ch ;
  cout<<"你輸入的學(xué)號(hào)已經(jīng)被錄入或者您輸入的學(xué)號(hào)有誤,請(qǐng)不要重復(fù)錄入. "<<endl;
  remove(T); // 操作失敗文件刪除
  Go_back2();
 }
 else
 {
  strcpy(Name,p->data.IDcard ) ;
  strcpy(n,strcat(Name, ".txt")); // zhs.txt
  strcpy(m,Path2); // D://dos//SportSystem//
  strcat(m,n); // D://dos//SportSystem//zhs.txt
 }
 
 fin = fopen(m,"a+");
 if( !fin)
 {
  cout<<"Creat_fin ERROR "<<endl;
  exit(0) ;
 }
 fprintf(fin,"%s %s %d %c %s %s %d %d %d %d %d %d \n",p->data.IDcard ,p->data.name,p->data.age,p->data.gender ,p->data.Institute,
 p->data.Class ,p->data.Join_time.year ,p->data.Join_time.month , p->data.Join_time.day ,p->data.Join_time.hours ,p->data.Join_time.minutes,
 p->data.Join_time.second);
 
 memset(m,'\0',sizeof(m));
 memset(n,'\0',sizeof(n));
 memset(Name,'\0',sizeof(Name));
 memset(cpy_Path,'\0',sizeof(cpy_Path)) ;
 memset(T,'\0',sizeof(T));
 p = p->next ;
 }
 fclose(fin);
 return ;
}
int ScanRepetition(char *file_name)
{
 // 掃描 ;
 /*
 int  access(const  char  *filename,  int  amode);
 amode參數(shù)為0時(shí)表示檢查文件的存在性，如果文件存在，返回0，不存在，返回-1。
 */
 return access(file_name,0);
 
}

#ifndef LIST_H
#define LIST_H
#include <iostream>
#include <cstdlib>
#include <direct.h>
#include <time.h>
#define OK 1
#define ERROR 0
#define UNFOUND -1
#define Path2 "D:\\dos\\SportSystem\\"
using namespace std ;
const int MAX = 200 ;
typedef int Status ;
typedef int ElemType ;
typedef struct AD_number{
 char num[MAX];
 char password[MAX];
 
}AD;
typedef struct Person{
 char num[MAX] ;
 char name[MAX] ;
}Per;
typedef struct Data_location{
 int year ;
 int month ;
 int day ;
 int hours ;
 int minutes ;
 int second ;
}Data;
typedef struct Athlete_Message{
 char IDcard[MAX] ;
 char name[MAX] ; // 姓名
 char gender ; // 性別
 int age ;
 char Institute[MAX] ; // 學(xué)院
 char Class[MAX] ;// 班級(jí);
 Data Join_time; //
 char sport_it1[MAX] ; // 項(xiàng)目一
 char sport_it2[MAX] ; // 項(xiàng)目二
}Message;
typedef struct node{
 Message data ;
 struct node *next ;
}LNode, *LinkList;
class List
{
  public:
    Status CreatList(LinkList &L,int n) ;
    Status GetElem(LinkList &L,int i ,Message &e) ;
    Status printList(LinkList &L ) ;
   
 private :
 Message e ;
};
int ScanRepetition(char * );
void FILE_Memory(LinkList &L);
void Srearch_city_fiction(FILE *fp);
void Gettime_f(int &year ,int &month ,int &day ,int &hours ,int &minutes ,int &second );
#endif // LIST_H

#include "Campus.h"
#include "List.h"
#include <windows.h>
#define Path3 "D:\\dos\\Administrator\\"
void ShowPage()
{
 cout<<endl<<endl;
  cout<<"\t\t\t  ***********************************"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t校 園 運(yùn) 動(dòng) 會(huì) 報(bào) 名 系 統(tǒng)  *"<<endl ;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t"<<" ☆"<<" 1 報(bào)名系統(tǒng)進(jìn)入  ☆  *"<<endl;
 cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t"<<" ☆"<<" 2 報(bào)名信息查詢  ☆  *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t"<<" ☆"<<" 3 運(yùn)動(dòng)員信息   ☆  *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t"<<" ☆"<<" 4 退出系統(tǒng)    ☆  *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t"<<" ☆"<<" 0 管理員系統(tǒng)   ☆  *"<<endl;
 
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  ***********************************"<<endl;
  MenuChoose();
  return ;
}
void MenuChoose()
{
  int num ;
  cout<<endl;
  cout<<"========================================================================"<<endl;
  cout<<"功能選擇"<<endl;
  if(scanf("%d",&num)) // 正常輸入
  {
    switch (num)
    {
      case 1:
        {
         
   system("cls");// 清屏轉(zhuǎn)換下一級(jí)功能;
   Show_Apply_System();
   
        }
        break ;
      case 2:
        {
         Apply_Information_Query();
  
        }
        break ;
      case 3:
        {
   Athlete_Information();
   
        }
        break ;
  case 0:
  {
   Administrator_System();
   
  }
  break ;
  case 4:
  {
   exit(0);
   
  }
      default :
        {
          cout<<"ERORR"<<endl;
          exit(ERROR);
        }
    }
 
  }
 
  return ;
}
void Apply_System()
{
 /*報(bào)名系統(tǒng) */
 FILE *fp ;
 List a ; // 對(duì)象
 LinkList L ; //
 int i ,n ;
 char ch2,ch3 ;
 char ch4 ;
 cout<<"個(gè)數(shù)"<<endl;
 cin >> n ;
 a.CreatList(L,n);
 cout<<" 身份信息確認(rèn) "<<"[y/n]"<<" ";
 cin >>ch2 ;
 if(ch2=='y')
 {
 cout<<" 確認(rèn)成功 "<<endl;
 Sleep(1);
 }
 cout<<" 身份信息查看 "<<"[y/n]"<<" ";
 cin >>ch3 ;
 if(ch3=='y')
 {
 a.printList(L);
 Sleep(500);
 }
 Go_back1();
 
  return ;
}
void Show_Apply_System()
{
 int index ;
 cout<<endl<<endl<<endl;
  cout<<"\t\t\t  ***********************************"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t   報(bào) 名 系 統(tǒng)      *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t"<<" ◎"<<" 1 學(xué)生信息錄入   ◎  *"<<endl;
 cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t"<<" ◎"<<" 2 運(yùn)動(dòng)項(xiàng)目報(bào)名   ◎  *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *\t"<<" ◎"<<" 3 返回上一頁    ◎  *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  *                 *"<<endl;
  cout<<"\t\t\t  ***********************************"<<endl;
 cout<<"請(qǐng)選擇"<<endl;
 cin >>index ;
 if(index == 1)
 {
 Apply_System();// 錄用信息
 }
 else if(index ==2 )
 {
 LinkList L ;
 cout<<"運(yùn)動(dòng)項(xiàng)目報(bào)名"<<endl;
 Sport_item_sign();
 
 }
 else if( index == 3)
 {
 system("cls");
 ShowPage();
 }
 else
 {
 Go_back2();
 }
 
 return ;
}
void Sport_item_sign()
{
 // 首先 參看運(yùn)動(dòng)會(huì)參賽注意事項(xiàng);
 char ch ;
 char ih ;
 int it1,it2 ;
 char Id[MAX] ;
 char Cpy_path2[MAX] ;
 Message M ,Stu;
 Data d ;
 FILE *fp = fopen("Data.txt","r");
 cout<<"注意報(bào)名截止時(shí)間 : ";
 if(!fp)
 {
 exit(0);
 }
 
 fscanf(fp ,"%d%d%d%d%d%d",&d.year,&d.month,&d.day,&d.hours ,&d.minutes ,&d.second);
 printf("[ %d -%d -%d  %d:%d: %d  ]\n",d.year,d.month,d.day,d.hours ,d.minutes ,d.second);
 cout<<endl;
 if(Judge_IF_Past_due() == true )
 {
 // 時(shí)間過期;
 cout<<" 報(bào)名時(shí)間已經(jīng)截止 ";
 Go_back2();
 }
 else
 {
 cout<<"輸入你的學(xué)生證號(hào) :  ";
 cin >>Id ;
 strcpy(Cpy_path2,Path2) ;
 strcat(Cpy_path2,Id);
 strcat(Cpy_path2,".txt");
 if(ScanRepetition(Cpy_path2) == -1)
 {
  cout<<"沒有該學(xué)生信息"<<endl;
  Go_back1();
 }
 
 if(ScanRepetition(Cpy_path2)==0 && Judge_IF_sign(Cpy_path2))
 {
  cout<<"該生已經(jīng)報(bào)名,請(qǐng)勿重復(fù)報(bào)名"<<endl;
  Go_back2();
 }
 FILE *fIDCARD = fopen(Cpy_path2 ,"a+"); // 添加運(yùn)動(dòng)項(xiàng)目
 if(!fIDCARD)
 {
  cout<<"open the file "<<endl;
  exit(0) ;
 }
 /*識(shí)別性別*/
 
 rewind(fIDCARD);
 fscanf(fIDCARD,"%s %s %d %c %s %s %d %d %d %d %d %d ",Stu.IDcard ,Stu.name ,&Stu.age ,&Stu.gender ,Stu.Institute ,Stu.Class,
  &Stu.Join_time.year ,&Stu.Join_time.month ,&Stu.Join_time.day ,&Stu.Join_time.hours ,&Stu.Join_time.minutes,&Stu.Join_time.second
 );
 
 system("cls");
 FILE *SPORT_IN_FILE = fopen("SPORT.txt","r");
 if(!SPORT_IN_FILE)
 {
  cout<<"SPORT_IN_FILE open ERROR"<<endl;
  exit(0);
 }
 ch = fgetc(SPORT_IN_FILE);
 while(!feof(SPORT_IN_FILE))
 {
  putchar(ch);
  ch = fgetc(SPORT_IN_FILE);
  Sleep(5);
 }
 fclose(SPORT_IN_FILE);
 system("pause");
 system("cls");
 cout<<endl <<endl ;
 if (Stu.gender == 'm')// 如果是男的
 {
 Per p[MAX] ;
 // num ;
 // name ;
 char t1[MAX] ,t2[MAX] ;
 FILE *sport = fopen("sportitemM.txt","r");
 if(!sport)
 {
  cout<<"sportitemM open ERROR"<<endl;
  exit(0);
 }
 ih = fgetc(sport);
 while(!feof(sport))
 {
  putchar(ih);
  ih = fgetc(sport);
  Sleep(10);
 }
 fclose(sport);
 FILE *fin = fopen("M.txt","r");
 
 cout<<endl;
 cout<<"選擇參加項(xiàng)目"<<endl;
 cout<<"每名運(yùn)動(dòng)員可任意選擇兩種項(xiàng)目 (選一種的選擇000)"<<endl;
 //cin >> M.sport_it1 >> M.sport_it2 ;
 cin >> t1 >> t2 ;
 int i = 0 ;
 int flag1 , flag2 ;
 while(!feof(fin))
 {
  
  fscanf(fin , "%s %s",p[i].num ,p[i].name);
  i++ ;
 }
 int j = 0 ;
 while(j<=i)
 {
  if (strcmp(t1 , p[j].num)==0)
  {
  flag1 = j ;
 
  }
  if (strcmp(t2 , p[j].num)==0)
  {
  flag2 = j ;
  }
  j++ ;
 }
 
 strcpy(M.sport_it1 , p[flag1].name);
 strcpy(M.sport_it2 , p[flag2].name);
 fprintf(fIDCARD,"%s %s",M.sport_it1 ,M.sport_it2);
 rewind(fIDCARD);
 fscanf(fIDCARD,"%s %s %d %c %s %s %d %d %d %d %d %d %s %s",M.IDcard ,M.name ,&M.age ,&M.gender ,M.Institute ,M.Class,
  &M.Join_time.year ,&M.Join_time.month ,&M.Join_time.day ,&M.Join_time.hours ,&M.Join_time.minutes,&M.Join_time.second,
 M.sport_it1,M.sport_it2);
 
 cout<<"選擇成功"<<endl;
 printList_new(M);
 fclose(fIDCARD);
 Sleep(500);
 Go_back1();
 }
 else if (Stu.gender == 'f')
 {
 Per p[MAX] ;
 char t1[MAX] ,t2[MAX] ;
 FILE *sport = fopen("sportitemF.txt","r");
 if(!sport)
 {
  cout<<"sportitemM open ERROR"<<endl;
  exit(0);
 }
 ih = fgetc(sport);
 while(!feof(sport))
 {
  putchar(ih);
  ih = fgetc(sport);
  Sleep(10);
 }
 fclose(sport);
 FILE *fin = fopen("F.txt","r");
 
 cout<<endl;
 cout<<"選擇參加項(xiàng)目"<<endl;
 cout<<"每名運(yùn)動(dòng)員可任意選擇兩種項(xiàng)目 (選一種的選擇000)"<<endl;
 
 cin >> t1 >> t2 ;
 int i = 0 ;
 int flag1 , flag2 ;
 while(!feof(fin))
 {
 
  fscanf(fin , "%s %s",p[i].num ,p[i].name);
  if (strcmp(t1 , p[i].num)==0)
  {
  flag1 = i ;
 
  }
  if (strcmp(t2 , p[i].num)==0)
  {
  flag2 = i ;
  }
  i++ ;
 
 }
 strcpy(M.sport_it1 , p[flag1].name);
 strcpy(M.sport_it2 , p[flag2].name);
 fprintf(fIDCARD,"%s %s",M.sport_it1 ,M.sport_it2);
 rewind(fIDCARD);
 fscanf(fIDCARD,"%s %s %d %c %s %s %d %d %d %d %d %d %s %s",M.IDcard ,M.name ,&M.age ,&M.gender ,M.Institute ,M.Class,
  &M.Join_time.year ,&M.Join_time.month ,&M.Join_time.day ,&M.Join_time.hours ,&M.Join_time.minutes,&M.Join_time.second,
 M.sport_it1,M.sport_it2);
 
 cout<<"選擇成功"<<endl;
 printList_new(M);
 fclose(fIDCARD);
 Sleep(500);
 Go_back1();
 
 }
 
 }
}
 
 
void Apply_Information_Query()
{
 // 報(bào)名信息查詢 ;
 int i ;
 char id_register[MAX] ;
 char Temp[MAX];
 system("cls");
 cout <<"請(qǐng)輸入學(xué)號(hào) :"<<"  " ;
 cin>>id_register ;
 strcpy(Temp,Path2);
 strcat(id_register,".txt");
 strcat(Temp,id_register);
 if(ScanRepetition(Temp)== -1 )
 {
 cout<<"沒有該生的相關(guān)信息!"<<endl;
 Go_back1();
 }
 if(Judge_IF_sign(Temp)== false)
 {
 cout<<"狀態(tài) : 未報(bào)名"<<endl;
 }
 else
 cout<<"狀態(tài) : 已報(bào)名"<<endl;
 
 Go_back1();
  return ;
}
void Athlete_Information()
{
 int i ;
 char id_register[MAX] ;
 char Temp[MAX];
 system("cls");
 cout <<"請(qǐng)輸入學(xué)號(hào) :"<<"  " ;
 cin>>id_register ;
 strcpy(Temp,Path2);
 strcat(id_register,".txt");
 strcat(Temp,id_register);
 if(ScanRepetition(Temp)== -1)
 {
 cout<<"沒有該生的相關(guān)信息!"<<endl;
 Go_back1();
 }
 if(Judge_IF_sign(Temp))
 {
 Point_Base_Me(Temp);
 Go_back1();
 }
 else
 {
 cout<<"還沒報(bào)名哦 ,請(qǐng)現(xiàn)在報(bào)名才能查看哦 !"<<endl;
 Go_back1();
 }
 
 return ;
}
bool Judge_IF_sign(char *Path)
{
 // 判斷學(xué)生是否已報(bào)名項(xiàng)目;
 bool flag = false ;
 char Temp[MAX] ;
 int count = 0;
 FILE *fp = fopen(Path ,"r") ;
 if(!fp)
 {
 cout<<"該生沒有錄入信息"<<endl;
 exit(0) ;
 }
 while(!feof(fp))
 {
 count +=fscanf(fp,"%s",Temp);
 
 }
 if (count == 14)// 如果已經(jīng)報(bào)名;
 flag = true ;
 return flag ;
}
void Go_back1()
{
 char ch ;
 cout<<" 返回主頁面  "<<" [y/n] ";
 cin >>ch ;
 if(ch=='y')
 {
 system("cls");
 ShowPage();
 }
 else
 {
 cout<<"