}
 return n;
}

/*修改記錄。先按輸入的職工編號(hào)查詢(xún)到該記錄，然后提示用戶(hù)修改編號(hào)之外的值，編號(hào)不能修改*/
void Modify(ZGGZ tp[],int n)
{
char findmess[20];
int p=0;
if(n<=0)
{ system("cls");
  printf("\n=====>No employee record!\n");
  getchar();
  return ;
}
system("cls");
printf("modify employee recorder");
Disp(tp,n);
stringinput(findmess,10,"input the existing employee number:"); /*輸入并檢驗(yàn)該編號(hào)*/
p=Locate(tp,n,findmess,"num"); /*查詢(xún)到該數(shù)組元素,并返回下標(biāo)值*/
if(p!=-1) /*若p!=－1,表明已經(jīng)找到該數(shù)組元素*/
{
   printf("Number:%s,\n",tp[p].num);
   printf("Name:%s,",tp[p].name);
   stringinput(tp[p].name,15,"input new name:");

   printf("jbgz:%8.2f,",tp[p].jbgz);
   tp[p].jbgz=numberinput("jbgz:");

   printf("jiangjin:%8.2f,",tp[p].jj);
   tp[p].jj=numberinput("jiangjin:");

   printf("koukuan:%8.2f,",tp[p].kk);
   tp[p].kk=numberinput("koukuan:");

   tp[n].yfgz=tp[n].jbgz+tp[n].jj-tp[n].kk;
   tp[n].sk=tp[n].yfgz*0.12;
   tp[n].sfgz=tp[n].yfgz-tp[n].sk;
   printf("\n=====>modify success!\n");
   getchar();
   Disp(tp,n);
   getchar();
   saveflag=1;
}
else
  {Nofind();
   getchar();
  }
return ;
}

/*插入記錄:按職工編號(hào)查詢(xún)到要插入的數(shù)組元素的位置，然后在該編號(hào)之后插入一個(gè)新數(shù)組元素。*/
int Insert(ZGGZ tp[],int n)
{
   char ch,num[10],s[10];  /*s[]保存插入點(diǎn)位置之前的編號(hào),num[]保存輸入的新記錄的編號(hào)*/
   ZGGZ newinfo;
   int flag=0,i=0,kkk=0;
   system("cls");
   Disp(tp,n);
   while(1)
   { stringinput(s,10,"please input insert location  after the Number:");
     flag=0;i=0;
     while(i<n) /*查詢(xún)?cè)摼幪?hào)是否存在，flag=1表示該編號(hào)存在*/
     {
      if(strcmp(tp[i].num,s)==0)  {kkk=i;flag=1;break;}
      i++;
     }
      if(flag==1)
        break; /*若編號(hào)存在，則進(jìn)行插入之前的新記錄輸入操作*/
     else
     {  getchar();
        printf("\n=====>The number %s is not existing,try again?(y/n):",s);
        scanf("%c",&ch);
        if(ch=='y'||ch=='Y')
         {continue;}
        else
          {return n;}
      }
   }
  /*以下新記錄的輸入操作與Add()相同*/

  while(1)
  { stringinput(num,10,"input new employee Number:");
    i=0;flag=0;
    while(i<n) /*查詢(xún)?cè)摼幪?hào)是否存在，flag=1表示該編號(hào)存在*/
     {
      if(strcmp(tp[i].num,num)==0)  {flag=1;break;}
      i++;
     }
       if(flag==1)
      {
       getchar();
       printf("\n=====>Sorry,The number %s is  existing,try again?(y/n):",num);
       scanf("%c",&ch);
       if(ch=='y'||ch=='Y')
       {continue;}
       else
       {return n;}
      }
      else
       break;
  }
  
  strcpy(newinfo.num,num); /*將字符串num拷貝到newinfo.num中*/
  stringinput(newinfo.name,15,"Name:");
  newinfo.jbgz=numberinput("jbgz:"); /*輸入并檢驗(yàn)jbgz*/
  newinfo.jj=numberinput("jiangjin:");         /*輸入并檢驗(yàn)jiangjin*/
  newinfo.kk=numberinput("koukuan:");      /*輸入并檢驗(yàn)koukuan*/
  newinfo.yfgz=newinfo.jbgz+newinfo.jj-newinfo.kk;      /*計(jì)算yfgz*/
  newinfo.sk=newinfo.yfgz*0.12;  /*計(jì)算sk*/
  newinfo.sfgz=newinfo.yfgz-newinfo.sk;
  saveflag=1; /*在main()有對(duì)該全局變量的判斷，若為1,則進(jìn)行存盤(pán)操作*/

 for(i=n-1;i>kkk;i--) /*從最后一個(gè)組織元素開(kāi)始往向移一個(gè)元素位置*/
 { strcpy(tp[i+1].num,tp[i].num);
   strcpy(tp[i+1].name,tp[i].name);
   tp[i+1].jbgz=tp[i].jbgz;
   tp[i+1].jj=tp[i].jj;
   tp[i+1].kk=tp[i].kk;
   tp[i+1].yfgz=tp[i].yfgz;
   tp[i+1].sk=tp[i].sk;
   tp[i+1].sfgz=tp[i].sfgz;
 }
   strcpy(tp[kkk+1].num,newinfo.num);  /*在kkk的元素位置后插入新記錄*/
   strcpy(tp[kkk+1].name,newinfo.name);
   tp[kkk+1].jbgz=newinfo.jbgz;
   tp[kkk+1].jj=newinfo.jj;
   tp[kkk+1].kk=newinfo.kk;
   tp[kkk+1].yfgz=newinfo.yfgz;
   tp[kkk+1].sk=newinfo.sk;
   tp[kkk+1].sfgz=newinfo.sfgz;
   n++;
   Disp(tp,n);
   printf("\n\n");
   getchar();
   return n;
}

/*統(tǒng)計(jì)公司的員工的工資在各等級(jí)的人數(shù)*/
void Tongji(ZGGZ tp[],int n)
{
int count10000=0,count5000=0,count2000=0,count0=0;
int i=0;
if(n<=0)
{ system("cls");
  printf("\n=====>Not employee record!\n");
  getchar();
  return ;
}
system("cls");
Disp(tp,n);
i=0;
while(i<n)
{
  if(tp[i].sfgz>=10000) {count10000++;i=i+1;continue;}  /*實(shí)發(fā)工資>10000*/
  if(tp[i].sfgz>=5000)  {count5000++;i=i+1;continue;}    /*5000<=實(shí)發(fā)工資<10000*/
  if(tp[i].sfgz>=2000)  {count2000++;i=i+1;continue;}    /*2000<=實(shí)發(fā)工資<5000*/
  if(tp[i].sfgz<2000)   {count0++;i=i+1;continue;}      /*實(shí)發(fā)工資<2000*/

}
printf("\n------------------------------the TongJi result--------------------------------\n");
printf("sfgz>=     10000:%d (ren)\n",count10000);
printf("5000<=sfgz<10000:%d (ren)\n",count5000);
printf("2000<=sfgz< 5000:%d (ren)\n",count2000);
printf("sfgz<       2000:%d (ren)\n",count0);
printf("-------------------------------------------------------------------------------\n");
printf("\n\npress any key to return");
getchar();
}

/*利用冒泡排序法實(shí)現(xiàn)數(shù)組的按實(shí)發(fā)工資字段的降序排序，從高到低*/
void Sort(ZGGZ tp[],int n)
{
int i=0,j=0,flag=0;
ZGGZ newinfo;
if(n<=0)
{ system("cls");
  printf("\n=====>Not employee record!\n");
  getchar();
  return ;
}
system("cls");
Disp(tp,n);  /*顯示排序前的所有記錄*/
for(i=0;i<n;i++)
{
  flag=0;
  for(j=0;j<n-1;j++)
   if((tp[j].sfgz<tp[j+1].sfgz))
    { flag=1;
      strcpy(newinfo.num,tp[j].num);  /*利用結(jié)構(gòu)變量newinfo實(shí)現(xiàn)數(shù)組元素的交換*/
      strcpy(newinfo.name,tp[j].name);
      newinfo.jbgz=tp[j].jbgz;
      newinfo.jj=tp[j].jj;
      newinfo.kk=tp[j].kk;
      newinfo.yfgz=tp[j].yfgz;
      newinfo.sk=tp[j].sk;
      newinfo.sfgz=tp[j].sfgz;

      strcpy(tp[j].num,tp[j+1].num);
      strcpy(tp[j].name,tp[j+1].name);
      tp[j].jbgz=tp[j+1].jbgz;
      tp[j].jj=tp[j+1].jj;
      tp[j].kk=tp[j+1].kk;
      tp[j].yfgz=tp[j+1].yfgz;
      tp[j].sk=tp[j+1].sk;
      tp[j].sfgz=tp[j+1].sfgz;

      strcpy(tp[j+1].num,newinfo.num);
      strcpy(tp[j+1].name,newinfo.name);
      tp[j+1].jbgz=newinfo.jbgz;
      tp[j+1].jj=newinfo.jj;
      tp[j+1].kk=newinfo.kk;
      tp[j+1].yfgz=newinfo.yfgz;
      tp[j+1].sk=newinfo.sk;
      tp[j+1].sfgz=newinfo.sfgz;
     }
     if(flag==0) break;/*若標(biāo)記flag=0，意味著沒(méi)有交換了，排序已經(jīng)完成*/
    }
      Disp(tp,n);  /*顯示排序后的所有記錄*/
      saveflag=1;
      printf("\n    =====>sort complete!\n");

}




/*數(shù)據(jù)存盤(pán),若用戶(hù)沒(méi)有專(zhuān)門(mén)進(jìn)行此操作且對(duì)數(shù)據(jù)有修改，在退出系統(tǒng)時(shí)， 會(huì)提示用戶(hù)存盤(pán)*/
void Save(ZGGZ tp[],int n)
{
FILE* fp;
int i=0;
fp=fopen("c:\\zggz","wb");/*以只寫(xiě)方式打開(kāi)二進(jìn)制文件*/
if(fp==NULL) /*打開(kāi)文件失敗*/
{
  printf("\n=====>open file error!\n");
  getchar();
  return ;
}
for(i=0;i<n;i++)
{
  if(fwrite(&tp[i],sizeof(ZGGZ),1,fp)==1)/*每次寫(xiě)一條記錄或一個(gè)結(jié)構(gòu)數(shù)組元素至文件*/
  { 
   continue;
  }
  else
  {
   break;
  }
}
if(i>0)
{
  getchar();
  printf("\n\n=====>save file complete,total saved's record number is:%d\n",i);
  getchar();
  saveflag=0;
}
else
{system("cls");
 printf("the current link is empty,no employee record is saved!\n");
 getchar();
 }
fclose(fp); /*關(guān)閉此文件*/
}


void main()
{
  ZGGZ gz[N];         /*定義ZGGZ結(jié)構(gòu)體*/
  FILE *fp;           /*文件指針*/
  int select;         /*保存選擇結(jié)果變量*/
  char ch;            /*保存(y,Y,n,N)*/
  int count=0;        /*保存文件中的記錄條數(shù)（或元素個(gè)數(shù)）*/
   
  fp=fopen("C:\\zggz","ab+");
  /*以追加方式打開(kāi)二進(jìn)制文件c:\zggz，可讀可寫(xiě)，若此文件不存在，會(huì)創(chuàng)建此文件*/
  if(fp==NULL)
  {
    printf("\n=====>can not open file!\n");
    exit(0);
  }

while(!feof(fp))
{
   if(fread(&gz[count],sizeof(ZGGZ),1,fp)==1) /*一次從文件中讀取一條職工工資記錄*/
      count++;
}
fclose(fp); /*關(guān)閉文件*/
printf("\n==>open file sucess,the total records number is : %d.\n",count);
getchar();
menu();
while(1)
{
   system("cls");
   menu();
   printf("\n              Please Enter your choice(0~9):");    /*顯示提示信息*/
   scanf("%d",&select);

  if(select==0)
  {
   if(saveflag==1) /*若對(duì)數(shù)組的數(shù)據(jù)有修改且未進(jìn)行存盤(pán)操作，則此標(biāo)志為1*/
   { getchar();
     printf("\n==>Whether save the modified record to file?(y/n):");
     scanf("%c",&ch);
     if(ch=='y'||ch=='Y')
       Save(gz,count);
   }
   printf("\n===>thank you for useness!");
   getchar();
   break;
  }

  switch(select)
  {
  case 1:count=Add(gz,count);break;       /*增加職工工資記錄*/
  case 2:count=Del(gz,count);break;      /*刪除職工工資記錄*/
  case 3:Qur(gz,count);break;           /*查詢(xún)職工工資記錄*/
  case 4:Modify(gz,count);break;        /*修改職工工資記錄*/
  case 5:count=Insert(gz,count);break;  /*插入職工工資記錄*/
  case 6:Tongji(gz,count);break;       /*統(tǒng)計(jì)職工工資記錄*/
  case 7:Sort(gz,count);break;        /*排序職工工資記錄*/
  case 8:Save(gz,count);break;        /*保存職工工資記錄*/
  case 9:system("cls");Disp(gz,count);break;         /*顯示職工工資記錄*/
  default: Wrong();getchar();break;        /*按鍵有誤，必須為數(shù)值0-9*/
  }
 }
}