谁能写个C语言论文稿参考-----职工信息管理系统设计

急求C语言程序设计论文有一个 职工信息管理系统设计~

#include
#include
#include
using namespace std;

const N=50; // 定义系统可录入的员工最大数值

string Ename[N];
long Enum[N];
char Esex[N];
int Eage[N];
char Emarriage[N];
int Edepart[N];
int Eposition[N];
int Edegree[50];
int Eworktime[N];
float Epay[N];

class Employee
{
public:
string Employeename;
long Employeenum;
char Employeesex;
int Employeeage;
char Employeemarriage;
int Employeedepart;
int Employeeposition;
int Employeedegree;
int Employeeworktime;
float Employeepay;


static long EmployeeMaxNum;
static float EmployeeBasePay;

void NewInfo();
void ShowInfo();
void showall();
void showdepart(int depart);
void showdegree(int degree);
void showage(int min,int max);
void shownum(long number);
void RefreshInfo();
void DeleteInfo();
float Pay(int Employeegrade);
static int MaxNum();
};



class DBOperate
{
public:
string Employeename;
long Employeenum;
char Employeesex;
int Employeeage;
char Employeemarriage;
int Employeedepart;
int Employeeposition;
int Employeedegree;
int Employeeworktime;
float Employeepay;


static long EmployeeMaxNum;
static float EmployeeBasePay;


void WriteIn(int iflag);
void ReadOut();
void RefreshMaxNum(int iflag); //i=1 or -1 or 0
};




long Employee::EmployeeMaxNum = 1000;
float Employee::EmployeeBasePay = 1500;


int Employee::MaxNum() //返回系统已经存储的人数
{
int MN = 0;
ifstream myf;
myf.open("EmployeeMaxNum.txt");
myf>>MN;
cout<<MN<<endl;
myf.close();
return MN;
}



void Employee::NewInfo() //添加新成员函数
{
cout<<"新员工姓名: ";
cin>>Employee::Employeename;

Employee::Employeenum = EmployeeMaxNum + Employee::MaxNum()+1;

cout<<"新员工性别 (F为女性，M为男性): ";
cin>>Employee::Employeesex;

cout<<"新员工年龄: ";
cin>>Employee::Employeeage;

cout<<"新员工婚姻状况（Y为已婚，N为未婚）: ";
cin>>Employee::Employeemarriage;

cout<<"新员工学历,请输入相应学历的序号: "<<endl;
cout<<" [1:初中 2:高中 3:本科 4:硕士 5:博士] ";
cin>>Employee::Employeedegree;
while(Employee::Employeedegree !=1&&Employee::Employeedegree !=2&&Employee::Employeedegree !=3&&Employee::Employeedegree !=4&&Employee::Employeedegree !=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:初中 2:高中 3:本科 4:硕士 5:博士]";
cin>>Employee::Employeedegree;
}

cout<<"新员工所在部门,请输入相应部门的序号:"<<endl;
cout<<" [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] ";
cin>>Employee::Employeedepart;
while(Employee::Employeedepart !=1&&Employee::Employeedepart !=2&&Employee::Employeedepart !=3&&Employee::Employeedepart !=4&&Employee::Employeedepart!=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] ";
cin>>Employee::Employeedepart;
}

cout<<"新员工职位, 请输入相应职位的序号: "<<endl;
cout<<" [1:临时职员 2: 正式职员 3:主任 4:部门经理 5:董事长] ";
cin>>Employee::Employeeposition;
while(Employee::Employeeposition !=1&&Employee::Employeeposition !=2&&Employee::Employeeposition !=3&&Employee::Employeeposition !=4&&Employee::Employeeposition !=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:临时职员 2: 正式职员 3:主任 4:部门经理 5:董事长] ";
cin>>Employee::Employeeposition;
}

cout<<"新员工的工作时(不需要输入单位): ";
cin>>Employee::Employeeworktime;


Employee::Employeepay = Employee::Pay(Employee::Employeeposition);

DBOperate dbo;
dbo.ReadOut();

int MaxNum = Employee::MaxNum();

Enum[MaxNum] = Employee::Employeenum;
Ename[MaxNum] = Employee::Employeename;
Esex[MaxNum] = Employee::Employeesex;
Eage[MaxNum] = Employee::Employeeage;
Emarriage[MaxNum] = Employee::Employeemarriage;
Edegree[MaxNum] = Employee::Employeedegree;
Edepart[MaxNum] = Employee::Employeedepart;
Eposition[MaxNum] = Employee::Employeeposition;
Eworktime[MaxNum] = Employee::Employeeworktime;
Epay[MaxNum] = Employee::Employeepay;

dbo.WriteIn(1);
cout<<" 添加新成员成功！"<<endl;

return;
}



void Employee::ShowInfo() //程序主体 数据输出函数
{

int choice1,choice2,min,max;
long searchnum;
Employee e;


cout<<" 请选择查询方式："<<endl;
cout<<"******************************************"<<endl;
cout<<"* 输出全体职工信息--------------------- 1"<<endl;
cout<<"* 按职工部门输出----------------------- 2"<<endl;
cout<<"* 按职工学历输出----------------------- 3"<<endl;
cout<<"* 按职工年龄输出----------------------- 4"<<endl;
cout<<"* 按职工编号输出----------------------- 5"<<endl;
cout<<"******************************************"<<endl;
cin>>choice1;

switch(choice1)
{
case 1: showall();break;
case 2: cout<<"请输入要查询职工的部门编号: [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] " ;
cin>>choice2;
e.showdepart(choice2);break;
case 3: cout<<"请输入要查询职工的学历编号: [1:初中 2:高中 3:本科 4:硕士 5:博士] ";
cin>>choice2;
e.showdegree(choice2);break;
case 4: cout<<"请输入要查询的年龄范围: ";
cout<<"最小值: ";
cin>>min;
cout<<"最大值: ";
cin>>max;
e.showage(min,max);break;
case 5: cout<<"请输入要查询的员工号: ";
cin>>searchnum;
e.shownum(searchnum);break;

default: cout<<"出错啦! "<<endl;break;

}

}

void Employee::showall() //全体员工输出函数
{ int i;
long number;
for(i=0;i<Employee::MaxNum();i++)
{
number = Enum[i];
shownum(number);
}
}

void Employee::showdepart(int depart) //按员工所在部门输出函数
{
int i;
switch(depart)
{
case 1: cout"<<endl; break;
case 2: cout"<<endl; break;
case 3: cout"<<endl; break;
case 4: cout"<<endl; break;
case 5: cout"<<endl; break;
default: cout"<<endl; break;
}
for(i=0;i<Employee::MaxNum();i++)
{
if(Edepart[i] == depart)
{
long number = Enum[i];
shownum(number);
} else continue;

}
}



void Employee::showdegree(int degree) //按员工学历输出函数
{
int i;
switch(degree)
{
case 1:cout<<"初中学历的员工有:"<<endl;break;
case 2:cout<<"高中学历的员工有:"<<endl;break;
case 3:cout<<"本科学历的员工有:"<<endl;break;
case 4:cout<<"硕士学位的员工有:"<<endl;break;
case 5:cout<<"博士学位的员工有:"<<endl;break;
}
for(i=0;i<Employee::MaxNum();i++)
{
if(Edegree[i] == degree)
{
long number = Enum[i];
shownum(number);
} else continue;

}
}


void Employee::showage(int min,int max) //按员工年龄段输出函数
{
int i;
for(i=0;i<Employee::MaxNum();i++)
{
if(Eage[i]>=min&&Eage[i]<=max)
{
long number = Enum[i];
shownum(number);
}
else continue;
}
}




void Employee::shownum(long number) //按员工编号输出函数
{
int i;
for(i=0;i<Employee::MaxNum();i++)
{
if(Enum[i] == number)
{
cout<<"**********************************"<<endl;
cout"<<Enum[i]<<endl;
cout"<<Ename[i]<<endl;
cout";
if(Esex[i]=='F') cout<<"女 "<<endl;
else if(Esex[i]=='M') cout<<"男 "<<endl;
cout"<<Eage[i]<<"岁"<<endl;
cout";
if(Emarriage[i]=='Y') cout<<"已婚 "<<endl;
else if(Emarriage[i]=='N') cout<<"未婚 "<<endl;
cout";
switch (Edegree[i])
{
case 1:cout<<"初 中 "<<endl;break;
case 2:cout<<"高 中 "<<endl;break;
case 3:cout<<"本 科 "<<endl;break;
case 4:cout<<"硕 士 "<<endl;break;
case 5:cout<<"博 士 "<<endl;break;
}

cout";
switch (Edepart[i])
{
case 1:cout<<"董事会 "<<endl;break;
case 2:cout<<"市场部 "<<endl;break;
case 3:cout<<"公关部 "<<endl;break;
case 4:cout<<"客服中心 "<<endl;break;
case 5:cout<<"信息中心 "<<endl;break;
}

cout";
switch (Eposition[i])
{
case 1:cout<<"临时成员 "<<endl;break;
case 2:cout<<"正式员工 "<<endl;break;
case 3:cout<<"主任 "<<endl;break;
case 4:cout<<"部门经理 "<<endl;break;
case 5:cout<<"董事长 "<<endl;break;
}

cout"<<Eworktime[i]<<"小时"<<endl;
cout"<<Epay[i]<<"元"<<endl;
cout<<"**********************************"<<endl;
}
else continue;
}
}



void Employee::RefreshInfo() //修改员工信息的函数
{
int cNum = 1000;
DBOperate dbo;
dbo.ReadOut();
void Employee::shownum(long number);

cout";
cin>>cNum;
int MN;
MN = Employee::MaxNum();

for(int i=0;i<MN;i++) //遍历数据文件，查找要修改的员工数据
{
if(Enum[i] == cNum)
{
Employee::shownum(cNum);

cout<<"请输入该员工的新信息: "<<endl;

cout<<"新员工姓名: "; //录入员工的新的数据，员工号保持不变
cin>>Employee::Employeename;
Ename[i] = Employee::Employeename;

cout<<"新员工性别: [F为女性，M为男性]: ";
cin>>Employee::Employeesex;
Esex[i] = Employee::Employeesex;

cout<<"新员工年龄: ";
cin>>Employee::Employeeage;
Eage[i] = Employee::Employeeage;

cout<<"新员工婚姻状况（Y为已婚，N为未婚）: ";
cin>>Employee::Employeemarriage;
Emarriage[i] = Employee::Employeemarriage;

cout<<"新员工学历,请输入相应学历的序号:"<<endl;
cout<<" [1:初中 2:高中 3:本科 4:硕士 5:博士] ";
cin>>Employee::Employeedegree;
while(Employee::Employeedegree !=1&&Employee::Employeedegree !=2&&Employee::Employeedegree !=3&&Employee::Employeedegree !=4&&Employee::Employeedegree !=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:初中 2:高中 3:本科 4:硕士 5:博士] ";
cin>>Employee::Employeedegree;
}
Edegree[i] = Employee::Employeedegree;

cout<<"新员工所在部门,请输入相应部门的序号: "<<endl;
cout<<" [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] ";
cin>>Employee::Employeedepart;
while(Employee::Employeedepart !=1&&Employee::Employeedepart !=2&&Employee::Employeedepart !=3&&Employee::Employeedepart !=4&&Employee::Employeedepart!=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] ";
cin>>Employee::Employeedepart;
}
Edepart[i] = Employee::Employeedepart;

cout<<"新员工职位,请输入相应职位的序号:"<<endl;
cout<<" [1:临时职员 2: 正式职员 3:主任 4:部门经理 5:董事长] ";
cin>>Employee::Employeeposition;
while(Employee::Employeeposition !=1&&Employee::Employeeposition !=2&&Employee::Employeeposition !=3&&Employee::Employeeposition !=4&&Employee::Employeeposition !=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:临时职员 2: 正式职员 3:主任 4:部门经理 5:董事长] ";
cin>>Employee::Employeeposition;
}
Eposition[i] = Employee::Employeeposition;



cout<<"新员工的工作时 (不需要输入单位): ";
cin>>Employee::Employeeworktime;
Eworktime[i] = Employee::Employeeworktime;


Epay[i] = Employee::Pay(Employee::Employeeposition);

break;
}
}


dbo.WriteIn(0);
}

void Employee::DeleteInfo() //删除员工数据的函数
{ char tmp;
int cNum = 1000;
DBOperate dbo;
dbo.ReadOut();
void Employee::shownum(long number);

cout： ";
cin>>cNum;
int MN;
MN = Employee::MaxNum();

for(int i=0;i<MN;i++) //遍历数据文件，查找要删除的员工
{
if(Enum[i] == cNum)
Employee::shownum(cNum);
}

cout<<"确认要删除该员工信息？(Y为确认 N为放弃)： ";
cin>>tmp;
if(tmp=='Y')
{
if(i==MN-1)
dbo.WriteIn(-1);
else
{
for(int j=i;j<MN-1;j++)
{ Enum[j] = Enum[j+1]; }
dbo.WriteIn(-1);
}

cout<<" 删除操作成功 ! "<<endl;
}

}

float Employee::Pay(int Employeeposition) //根据员工职位计算工资的函数
{
float tmpPay;
tmpPay = Employee::EmployeeBasePay + Employee::Employeeposition * Employee::EmployeeBasePay;
return tmpPay;
}


void DBOperate::WriteIn(int iflag) //数据操作函数 写入
{
DBOperate::RefreshMaxNum(iflag);
ofstream myf("Employee.txt");
Employee e;
int MN;
MN = e.MaxNum();
for(int i=0;i<MN;i++)
{
myf<<Enum[i]<<'
'<<Ename[i]<<'
'<<Esex[i]<<'
'<<Eage[i]<<'
'<<Emarriage[i]<<'
'<<Edegree[i]<<'
'<<Edepart[i]<<'
'<<Eposition[i]<<'
'<<Eworktime[i]<<'
'<<Epay[i]<<'
';
}
myf.close();
return;
}


void DBOperate::ReadOut() //数据操作函数 读出
{
ifstream myf("Employee.txt");

Employee e;
int MN;
MN = e.MaxNum();
for(int i=0 ;i<MN;i++)
{
myf>>DBOperate::Employeenum>>DBOperate::Employeename>>DBOperate::Employeesex>>DBOperate::Employeeage>>DBOperate::Employeemarriage
>>DBOperate::Employeedegree>>DBOperate::Employeedepart>>DBOperate::Employeeposition>>DBOperate::Employeeworktime>>DBOperate::Employeepay;

Enum[i] = DBOperate::Employeenum;
Ename[i] = DBOperate::Employeename;
Esex[i] = DBOperate::Employeesex;
Eage[i] = DBOperate::Employeeage;
Emarriage[i] = DBOperate::Employeemarriage;
Edegree[i] = DBOperate::Employeedegree;
Edepart[i] = DBOperate::Employeedepart;
Eposition[i] = DBOperate::Employeeposition;
Eworktime[i] = DBOperate::Employeeworktime;
Epay[i] = DBOperate::Employeepay;
}
myf.close();
}



void DBOperate::RefreshMaxNum(int iflag) //更新系统中员工计数文件的函数
{
int MaxNum = 0;
ifstream myif("EmployeeMaxNum.txt");
myif>>MaxNum;
myif.close();
MaxNum = MaxNum+iflag;
ofstream myof("EmployeeMaxNum.txt");
myof<<MaxNum;
myof.close();
}


int main() //主函数
{
system("color 06f"); //设置当前窗口的背景色和前景色 0 = 黑色 8 = 灰色
// 1 = 蓝色 9 = 淡蓝色
// 2 = 绿色 A = 淡绿色
// 3 = 浅绿色 B = 淡浅绿色
// 4 = 红色 C = 淡红色
// 5 = 紫色 D = 淡紫色
// 6 = 黄色 E = 淡黄色
// 7 = 白色 F = 亮白色



int select = 0;
while(select!=5)
{

cout<<" ╭————————————《主菜单》———————————╮"<<endl;
cout<<" ∣ 请选择功能 ∣"<<endl;
cout<<" ├————————————————————————————┤"<<endl;
cout<<" ∣ 1.新建并输入职工数据 ∣"<<endl;
cout<<" ∣ 2.按条件输出职工数据 ∣"<<endl;
cout<<" ∣ 3.修改指定职工的数据 ∣"<<endl;
cout<<" ∣ 4.删除数据 ∣"<<endl;
cout<<" ∣ 5.退出 ∣"<<endl;
cout<<" ╰————————————————————————————╯"<<endl;
cout<<" ——————————————————————————————"<<endl;
cout<<" 请选择您要服务的类别: " ;
cin>>select;

Employee e;
DBOperate dbo;

switch(select)
{
case 1:
e.NewInfo(); break;
case 2:
dbo.ReadOut();
e.ShowInfo(); break;
case 3:
e.RefreshInfo(); break;
case 4:
e.DeleteInfo(); break;
case 5: break;
default:
cout<<"命令错误！"<<endl;
}

if(select == 5)
break;
}

exit(1);
return 0;
}

本人有一个写的非常相似的程序，需要修改的话
yssemails@163.com
#include
#include
#include
#include
#include
#include
#include
#include
class employee{
private:
int b_year;
int b_month;
bool wedding;
bool gender; //性别
int seniority;//工作年限
char education[6];//学历
char phone[15];
public:
long number;//职员编号
char name[10];
employee();//构造函数，用于对职工所有成员初始化
void readfile(ifstream &fin);//从文件中读入已存在的职工信息
void display();//输出本职工信息
void amend();//修改职工信息
void readstdin();//从键盘读入新建一个员工
void writefile(ofstream &fout);//向文件写入职工的信息
};
class S_list{
public:
employee emp;
S_list *next;
S_list(){
next=NULL;}//构造函数，用于对职工链表头结点初始化,以及所有成员初始化
//头结点里面的元素可以用作特殊用途
//friend void M_writefile(ofstream &fout,S_list &star);
//friend void M_readfile(ifstream &fin,S_list &star);
//friend void M_display(S_list &star,int n);//输出n个员工的基本信息，当n=0时，全部输出n=1时，查看当前员工的基本信息
S_list *search(long num);//从当前指针往下查找给定编号员工，返回其指针
void add(S_list *addnext);//将职工形成链
void del();//删除本联结的下一个元素

};
employee::employee(){
number=0; // 用于统计职工总数
strcpy(name,"合肥汇众");//公司名称
b_year=2007;//公司成立日期
b_month=4;
wedding=true;//暂时无用途
gender=true;//暂时无用途
seniority=0;//暂时无用途
strcpy(education,"ABS");
strcpy(phone,"05518304945");
}

void employee::readfile(ifstream &fin)
{
char c;
fin>>number>>name>>b_year>>b_month;
fin>>c;
if(c=='y'||c=='Y')wedding=true;
else wedding=false;
fin>>c;
if(c=='y'||c=='Y')gender=true;
else gender=false;
fin>>seniority>>education>>phone;}
void employee::writefile(ofstream &fout)
{
fout<<number<<" "<<name<<" "<<b_year<<" "<<b_month<<" ";
if(wedding==true)fout<<"y"<<" ";
else fout<<"n"<<" ";
if(gender==true)fout<<"y"<<" ";
else fout<<"n"<<" ";
fout<<seniority<<" "<<education<<" "<<phone;
}
void employee::display(){
printf("%-9ld%-9s%d-%-5d",number,name,b_year,b_month);
if(wedding==true)printf("是 ");
else printf("否 ");
if(gender==true)printf("男 ");
else printf("女 ");
printf("%-9d%-9s%-9s
",seniority,education,phone);}
void employee::amend(){
int i;
char c,a[15];
display();
printf("项目编号:%-9d%-9d%-9d%-9d%-9d%-9d%-9d",1,2,3,4,5,6,7);
cout<<"
请输入需要修改的信息编号:";
cin>>i;
fflush(stdin);
switch(i){
case 1:cout>a;if(a[0]){strcpy(name,a);cout<<"修改成功"<<endl;}else cout<<"修改失败"<<endl;break;
case 2:cout>b_year>>b_month;cout<<"修改成功"<<endl;break;
case 3:cout>c;if(c=='y'||c=='Y')wedding=true;else wedding=false;cout<<"修改成功"<<endl;break;
case 4:cout>c;if(c=='y'||c=='Y')gender=true;else gender=false;cout<<"修改成功"<<endl;break;
case 5:cout>seniority; cout<<"修改成功"<<endl;break;
case 6:cout>a;if(a[0]){strcpy(education,a);cout<<"修改成功"<<endl;}else cout<<"修改失败"<<endl;break;
case 7:cout>a;if(a[0]){strcpy(phone,a);cout<<"修改成功"<<endl;}else cout<<"修改失败"<<endl;break;
//default: cout<<"
输入的编号超出范围，拒绝更改，请确认后再操作"<<endl;
}
}

void employee::readstdin()
{
char c;
cout<<"职员编号：";
fflush(stdin);
cin>>number;
cout<<"
姓名：";
fflush(stdin);
cin>>name;
cout<<"
出生年月：";
fflush(stdin);
cin>>b_year>>b_month;
cout<<"
婚否（Y/N）：";
fflush(stdin);
cin>>c;
if(c=='y'||c=='Y')wedding=true;
else wedding=false;
cout<<"
性别（男Y/女N）：";
fflush(stdin);
cin>>c;
if(c=='y'||c=='Y')gender=true;
else gender=false;
cout<<"
工作年限：";
fflush(stdin);
cin>>seniority;
cout<<"
学历:";
fflush(stdin);
cin>>education;
cout<<"
联系方式:";
fflush(stdin);
cin>>phone;
}
S_list* S_list::search(long num){
S_list *p=this,*q=p;
while(p&&p->emp.number!=num){q=p;p=p->next;}
return q;}
void S_list::add(S_list *addnext){
if(!this->next){
this->next=addnext;
addnext->next=NULL;}
else {
S_list *p;
p=this->next;
this->next=addnext;
addnext->next=p; }
}
void S_list::del(){
if(this->next){
S_list *p;
p=this->next;
this->next=p->next;
coutemp.name<<" 全部信息从本系统删除成功！！";
delete p;}
else cout<<"
没有给定的职工信息，无法删除！！"<<endl;
}
void M_display(S_list &star,int n){
S_list *slist=star.next;
if(n==0)n=100;
system("cls");
cout<<"*****************************************
";
cout<<"| 合肥汇众汽车电子技术有限公司 |
";
cout<<"*****************************************


";
cout<<"编号 姓名 出生日期 婚否 性别 工作年限 学历 联系方式"<<endl;
while(n--&&slist){slist->emp.display();slist=slist->next;}
}
void M_readfile(ifstream &fin, S_list &star){
S_list *p,*slist=☆int i=0;
while(!fin.eof()){ i++ ;
p=new S_list;
p->emp.readfile(fin);
slist->add(p);
slist=p;}
cout<<i;
}
void M_writefile(ofstream &fout,S_list &star){
S_list *p=star.next;
while(p!=NULL){
p->emp.writefile(fout);
p=p->next;
if(p!=NULL)fout<<"
";
}
}
/*
int main(){
int i=3;
long n;
S_list star,*p,*slist;
ifstream fin("test");

if(!fin){
cout<<"打不开此文件"<<endl;
return 1; }
slist=☆
M_readfile(fin,star);
fin.close();

M_display(star,0);
p=new S_list;
cout<<"
新建职工信息:";
p->emp.readstdin();
star.add(p);
fflush(stdin);
cout<<"演示查找,清输入需要删除的职工编号:"<<endl;
cin>>n;
p=star.search(n);
if(p) p->del();
M_display(star,0);
ofstream fout("test");
M_writefile(fout,star);
slist=☆
while(slist->next) slist->del();

return 0;
employee star;
ofstream fout("test");
if(!fout){
cout<<"打不开此文件"<<endl;
return 1;
}

star.readfile();
star.display();
star.writefile(fout);
fout.close();
ifstream fin("test");
if(!fin){
cout<<"此文件打不开"<<endl;
return 1;
}
star.readfile(fin);
fin.close();
system("cls");
cout<<"编号 姓名 出生日期 婚否 性别 工作年限 学历 联系方式"<<endl;

star.display();
cout<<endl;
return 0;
} */

#include<iostream>
#include<string>
#include<fstream>
using namespace std;

const N=50; // 定义系统可录入的员工最大数值

string Ename[N];
long Enum[N];
char Esex[N];
int Eage[N];
char Emarriage[N];
int Edepart[N];
int Eposition[N];
int Edegree[50];
int Eworktime[N];
float Epay[N];

class Employee
{
public:
string Employeename;
long Employeenum;
char Employeesex;
int Employeeage;
char Employeemarriage;
int Employeedepart;
int Employeeposition;
int Employeedegree;
int Employeeworktime;
float Employeepay;

static long EmployeeMaxNum;
static float EmployeeBasePay;

void NewInfo();
void ShowInfo();
void showall();
void showdepart(int depart);
void showdegree(int degree);
void showage(int min,int max);
void shownum(long number);
void RefreshInfo();
void DeleteInfo();
float Pay(int Employeegrade);
static int MaxNum();
};

class DBOperate
{
public:
string Employeename;
long Employeenum;
char Employeesex;
int Employeeage;
char Employeemarriage;
int Employeedepart;
int Employeeposition;
int Employeedegree;
int Employeeworktime;
float Employeepay;

static long EmployeeMaxNum;
static float EmployeeBasePay;

void WriteIn(int iflag);
void ReadOut();
void RefreshMaxNum(int iflag); //i=1 or -1 or 0
};

long Employee::EmployeeMaxNum = 1000;
float Employee::EmployeeBasePay = 1500;

int Employee::MaxNum() //返回系统已经存储的人数
{
int MN = 0;
ifstream myf;
myf.open("EmployeeMaxNum.txt");
myf>>MN;
cout<<MN<<endl;
myf.close();
return MN;
}

void Employee::NewInfo() //添加新成员函数
{
cout<<"新员工姓名: ";
cin>>Employee::Employeename;

Employee::Employeenum = EmployeeMaxNum + Employee::MaxNum()+1;

cout<<"新员工性别 (F为女性，M为男性): ";
cin>>Employee::Employeesex;

cout<<"新员工年龄: ";
cin>>Employee::Employeeage;

cout<<"新员工婚姻状况（Y为已婚，N为未婚）: ";
cin>>Employee::Employeemarriage;

cout<<"新员工学历,请输入相应学历的序号: "<<endl;
cout<<" [1:初中 2:高中 3:本科 4:硕士 5:博士] ";
cin>>Employee::Employeedegree;
while(Employee::Employeedegree !=1&&Employee::Employeedegree !=2&&Employee::Employeedegree !=3&&Employee::Employeedegree !=4&&Employee::Employeedegree !=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:初中 2:高中 3:本科 4:硕士 5:博士]";
cin>>Employee::Employeedegree;
}

cout<<"新员工所在部门,请输入相应部门的序号:"<<endl;
cout<<" [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] ";
cin>>Employee::Employeedepart;
while(Employee::Employeedepart !=1&&Employee::Employeedepart !=2&&Employee::Employeedepart !=3&&Employee::Employeedepart !=4&&Employee::Employeedepart!=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] ";
cin>>Employee::Employeedepart;
}

cout<<"新员工职位, 请输入相应职位的序号: "<<endl;
cout<<" [1:临时职员 2: 正式职员 3:主任 4:部门经理 5:董事长] ";
cin>>Employee::Employeeposition;
while(Employee::Employeeposition !=1&&Employee::Employeeposition !=2&&Employee::Employeeposition !=3&&Employee::Employeeposition !=4&&Employee::Employeeposition !=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:临时职员 2: 正式职员 3:主任 4:部门经理 5:董事长] ";
cin>>Employee::Employeeposition;
}

cout<<"新员工的工作时(不需要输入单位): ";
cin>>Employee::Employeeworktime;

Employee::Employeepay = Employee::Pay(Employee::Employeeposition);

DBOperate dbo;
dbo.ReadOut();

int MaxNum = Employee::MaxNum();

Enum[MaxNum] = Employee::Employeenum;
Ename[MaxNum] = Employee::Employeename;
Esex[MaxNum] = Employee::Employeesex;
Eage[MaxNum] = Employee::Employeeage;
Emarriage[MaxNum] = Employee::Employeemarriage;
Edegree[MaxNum] = Employee::Employeedegree;
Edepart[MaxNum] = Employee::Employeedepart;
Eposition[MaxNum] = Employee::Employeeposition;
Eworktime[MaxNum] = Employee::Employeeworktime;
Epay[MaxNum] = Employee::Employeepay;

dbo.WriteIn(1);
cout<<" 添加新成员成功！"<<endl;

return;
}

void Employee::ShowInfo() //程序主体 数据输出函数
{

int choice1,choice2,min,max;
long searchnum;
Employee e;

cout<<" 请选择查询方式："<<endl;
cout<<"******************************************"<<endl;
cout<<"* 输出全体职工信息--------------------- 1"<<endl;
cout<<"* 按职工部门输出----------------------- 2"<<endl;
cout<<"* 按职工学历输出----------------------- 3"<<endl;
cout<<"* 按职工年龄输出----------------------- 4"<<endl;
cout<<"* 按职工编号输出----------------------- 5"<<endl;
cout<<"******************************************"<<endl;
cin>>choice1;

switch(choice1)
{
case 1: showall();break;
case 2: cout<<"请输入要查询职工的部门编号: [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] " ;
cin>>choice2;
e.showdepart(choice2);break;
case 3: cout<<"请输入要查询职工的学历编号: [1:初中 2:高中 3:本科 4:硕士 5:博士] ";
cin>>choice2;
e.showdegree(choice2);break;
case 4: cout<<"请输入要查询的年龄范围: ";
cout<<"最小值: ";
cin>>min;
cout<<"最大值: ";
cin>>max;
e.showage(min,max);break;
case 5: cout<<"请输入要查询的员工号: ";
cin>>searchnum;
e.shownum(searchnum);break;

default: cout<<"出错啦! "<<endl;break;

}

}

void Employee::showall() //全体员工输出函数
{ int i;
long number;
for(i=0;i<Employee::MaxNum();i++)
{
number = Enum[i];
shownum(number);
}
}

void Employee::showdepart(int depart) //按员工所在部门输出函数
{
int i;
switch(depart)
{
case 1: cout<<"董事会的成员有: >"<<endl; break;
case 2: cout<<"市场部的成员有: >"<<endl; break;
case 3: cout<<"公关部的成员有: >"<<endl; break;
case 4: cout<<"客服中心成员有: >"<<endl; break;
case 5: cout<<"信息中心成员有: >"<<endl; break;
default: cout<<"输入错误！>"<<endl; break;
}
for(i=0;i<Employee::MaxNum();i++)
{
if(Edepart[i] == depart)
{
long number = Enum[i];
shownum(number);
} else continue;

}
}

void Employee::showdegree(int degree) //按员工学历输出函数
{
int i;
switch(degree)
{
case 1:cout<<"初中学历的员工有:"<<endl;break;
case 2:cout<<"高中学历的员工有:"<<endl;break;
case 3:cout<<"本科学历的员工有:"<<endl;break;
case 4:cout<<"硕士学位的员工有:"<<endl;break;
case 5:cout<<"博士学位的员工有:"<<endl;break;
}
for(i=0;i<Employee::MaxNum();i++)
{
if(Edegree[i] == degree)
{
long number = Enum[i];
shownum(number);
} else continue;

}
}

void Employee::showage(int min,int max) //按员工年龄段输出函数
{
int i;
for(i=0;i<Employee::MaxNum();i++)
{
if(Eage[i]>=min&&Eage[i]<=max)
{
long number = Enum[i];
shownum(number);
}
else continue;
}
}

void Employee::shownum(long number) //按员工编号输出函数
{
int i;
for(i=0;i<Employee::MaxNum();i++)
{
if(Enum[i] == number)
{
cout<<"**********************************"<<endl;
cout<<"员工编号 >"<<Enum[i]<<endl;
cout<<"姓 名 >"<<Ename[i]<<endl;
cout<<"性 别 >";
if(Esex[i]=='F') cout<<"女 "<<endl;
else if(Esex[i]=='M') cout<<"男 "<<endl;
cout<<"年 龄 >"<<Eage[i]<<"岁"<<endl;
cout<<"婚姻情况 >";
if(Emarriage[i]=='Y') cout<<"已婚 "<<endl;
else if(Emarriage[i]=='N') cout<<"未婚 "<<endl;
cout<<"学 历 >";
switch (Edegree[i])
{
case 1:cout<<"初 中 "<<endl;break;
case 2:cout<<"高 中 "<<endl;break;
case 3:cout<<"本 科 "<<endl;break;
case 4:cout<<"硕 士 "<<endl;break;
case 5:cout<<"博 士 "<<endl;break;
}

cout<<"所在部门 >";
switch (Edepart[i])
{
case 1:cout<<"董事会 "<<endl;break;
case 2:cout<<"市场部 "<<endl;break;
case 3:cout<<"公关部 "<<endl;break;
case 4:cout<<"客服中心 "<<endl;break;
case 5:cout<<"信息中心 "<<endl;break;
}

cout<<"所任职务 >";
switch (Eposition[i])
{
case 1:cout<<"临时成员 "<<endl;break;
case 2:cout<<"正式员工 "<<endl;break;
case 3:cout<<"主任 "<<endl;break;
case 4:cout<<"部门经理 "<<endl;break;
case 5:cout<<"董事长 "<<endl;break;
}

cout<<"工作时长 >"<<Eworktime[i]<<"小时"<<endl;
cout<<"额定工资 >"<<Epay[i]<<"元"<<endl;
cout<<"**********************************"<<endl;
}
else continue;
}
}

void Employee::RefreshInfo() //修改员工信息的函数
{
int cNum = 1000;
DBOperate dbo;
dbo.ReadOut();
void Employee::shownum(long number);

cout<<"请输入您要修改的员工编号： >";
cin>>cNum;
int MN;
MN = Employee::MaxNum();

for(int i=0;i<MN;i++) //遍历数据文件，查找要修改的员工数据
{
if(Enum[i] == cNum)
{
Employee::shownum(cNum);

cout<<"请输入该员工的新信息: "<<endl;

cout<<"新员工姓名: "; //录入员工的新的数据，员工号保持不变
cin>>Employee::Employeename;
Ename[i] = Employee::Employeename;

cout<<"新员工性别: [F为女性，M为男性]: ";
cin>>Employee::Employeesex;
Esex[i] = Employee::Employeesex;

cout<<"新员工年龄: ";
cin>>Employee::Employeeage;
Eage[i] = Employee::Employeeage;

cout<<"新员工婚姻状况（Y为已婚，N为未婚）: ";
cin>>Employee::Employeemarriage;
Emarriage[i] = Employee::Employeemarriage;

cout<<"新员工学历,请输入相应学历的序号:"<<endl;
cout<<" [1:初中 2:高中 3:本科 4:硕士 5:博士] ";
cin>>Employee::Employeedegree;
while(Employee::Employeedegree !=1&&Employee::Employeedegree !=2&&Employee::Employeedegree !=3&&Employee::Employeedegree !=4&&Employee::Employeedegree !=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:初中 2:高中 3:本科 4:硕士 5:博士] ";
cin>>Employee::Employeedegree;
}
Edegree[i] = Employee::Employeedegree;

cout<<"新员工所在部门,请输入相应部门的序号: "<<endl;
cout<<" [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] ";
cin>>Employee::Employeedepart;
while(Employee::Employeedepart !=1&&Employee::Employeedepart !=2&&Employee::Employeedepart !=3&&Employee::Employeedepart !=4&&Employee::Employeedepart!=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:董事会 2:市场部 3:公关部 4:客服中心 5:信息中心] ";
cin>>Employee::Employeedepart;
}
Edepart[i] = Employee::Employeedepart;

cout<<"新员工职位,请输入相应职位的序号:"<<endl;
cout<<" [1:临时职员 2: 正式职员 3:主任 4:部门经理 5:董事长] ";
cin>>Employee::Employeeposition;
while(Employee::Employeeposition !=1&&Employee::Employeeposition !=2&&Employee::Employeeposition !=3&&Employee::Employeeposition !=4&&Employee::Employeeposition !=5)
{
cout<<"输入有误，请重新输入:"<<endl;
cout<<" [1:临时职员 2: 正式职员 3:主任 4:部门经理 5:董事长] ";
cin>>Employee::Employeeposition;
}
Eposition[i] = Employee::Employeeposition;

cout<<"新员工的工作时 (不需要输入单位): ";
cin>>Employee::Employeeworktime;
Eworktime[i] = Employee::Employeeworktime;

Epay[i] = Employee::Pay(Employee::Employeeposition);

break;
}
}

dbo.WriteIn(0);
}

void Employee::DeleteInfo() //删除员工数据的函数
{ char tmp;
int cNum = 1000;
DBOperate dbo;
dbo.ReadOut();
void Employee::shownum(long number);

cout<<"请输入您要修改的员工编号>： ";
cin>>cNum;
int MN;
MN = Employee::MaxNum();

for(int i=0;i<MN;i++) //遍历数据文件，查找要删除的员工
{
if(Enum[i] == cNum)
Employee::shownum(cNum);
}

cout<<"确认要删除该员工信息？(Y为确认 N为放弃)： ";
cin>>tmp;
if(tmp=='Y')
{
if(i==MN-1)
dbo.WriteIn(-1);
else
{
for(int j=i;j<MN-1;j++)
{ Enum[j] = Enum[j+1]; }
dbo.WriteIn(-1);
}

cout<<" 删除操作成功 ! "<<endl;
}

}

float Employee::Pay(int Employeeposition) //根据员工职位计算工资的函数
{
float tmpPay;
tmpPay = Employee::EmployeeBasePay + Employee::Employeeposition * Employee::EmployeeBasePay;
return tmpPay;
}

void DBOperate::WriteIn(int iflag) //数据操作函数 写入
{
DBOperate::RefreshMaxNum(iflag);
ofstream myf("Employee.txt");
Employee e;
int MN;
MN = e.MaxNum();
for(int i=0;i<MN;i++)
{
myf<<Enum[i]<<'\n'<<Ename[i]<<'\n'<<Esex[i]<<'\n'<<Eage[i]<<'\n'<<Emarriage[i]<<'\n'<<Edegree[i]<<'\n'<<Edepart[i]<<'\n'<<Eposition[i]<<'\n'<<Eworktime[i]<<'\n'<<Epay[i]<<'\n';
}
myf.close();
return;
}

void DBOperate::ReadOut() //数据操作函数 读出
{
ifstream myf("Employee.txt");

Employee e;
int MN;
MN = e.MaxNum();
for(int i=0 ;i<MN;i++)
{
myf>>DBOperate::Employeenum>>DBOperate::Employeename>>DBOperate::Employeesex>>DBOperate::Employeeage>>DBOperate::Employeemarriage
>>DBOperate::Employeedegree>>DBOperate::Employeedepart>>DBOperate::Employeeposition>>DBOperate::Employeeworktime>>DBOperate::Employeepay;

Enum[i] = DBOperate::Employeenum;
Ename[i] = DBOperate::Employeename;
Esex[i] = DBOperate::Employeesex;
Eage[i] = DBOperate::Employeeage;
Emarriage[i] = DBOperate::Employeemarriage;
Edegree[i] = DBOperate::Employeedegree;
Edepart[i] = DBOperate::Employeedepart;
Eposition[i] = DBOperate::Employeeposition;
Eworktime[i] = DBOperate::Employeeworktime;
Epay[i] = DBOperate::Employeepay;
}
myf.close();
}

void DBOperate::RefreshMaxNum(int iflag) //更新系统中员工计数文件的函数
{
int MaxNum = 0;
ifstream myif("EmployeeMaxNum.txt");
myif>>MaxNum;
myif.close();
MaxNum = MaxNum+iflag;
ofstream myof("EmployeeMaxNum.txt");
myof<<MaxNum;
myof.close();
}

int main() //主函数
{
system("color 06f"); //设置当前窗口的背景色和前景色 0 = 黑色 8 = 灰色
// 1 = 蓝色 9 = 淡蓝色
// 2 = 绿色 A = 淡绿色
// 3 = 浅绿色 B = 淡浅绿色
// 4 = 红色 C = 淡红色
// 5 = 紫色 D = 淡紫色
// 6 = 黄色 E = 淡黄色
// 7 = 白色 F = 亮白色

int select = 0;
while(select!=5)
{

cout<<" ╭————————————《主菜单》———————————╮"<<endl;
cout<<" ∣ 请选择功能 ∣"<<endl;
cout<<" ├————————————————————————————┤"<<endl;
cout<<" ∣ 1.新建并输入职工数据 ∣"<<endl;
cout<<" ∣ 2.按条件输出职工数据 ∣"<<endl;
cout<<" ∣ 3.修改指定职工的数据 ∣"<<endl;
cout<<" ∣ 4.删除数据 ∣"<<endl;
cout<<" ∣ 5.退出 ∣"<<endl;
cout<<" ╰————————————————————————————╯"<<endl;
cout<<" ——————————————————————————————"<<endl;
cout<<" 请选择您要服务的类别: " ;
cin>>select;

Employee e;
DBOperate dbo;

switch(select)
{
case 1:
e.NewInfo(); break;
case 2:
dbo.ReadOut();
e.ShowInfo(); break;
case 3:
e.RefreshInfo(); break;
case 4:
e.DeleteInfo(); break;
case 5: break;
default:
cout<<"命令错误！"<<endl;
}

if(select == 5)
break;
}

exit(1);
return 0;
}
这个是以前有过的例子,你按照这个修改一下,希望对你会有帮助.

---

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清徐县19695086650： 用c语言设计一个文件加密的程序,并以此写一篇文件加密程序论文!急~~ - ？
柴海竹沥： #include<stdio.h>#include<string.h>#include<stdlib.h>#define N 5 void main(){ FILE *fp; int i=1; char ch; char password1[30]=＂admin＂;//输入密码为admin,绝对加密 char password2[30]; if((fp=fopen(＂c:\\file.txt＂,＂a+＂))==NULL){ printf(＂...

清徐县19695086650： c语言论文咋写嘛? - ？
柴海竹沥： C语言是Combined Language(组合语言)的中英混合简称.是一种计算机程序设计语言.它既具有高级语言的特点,又具有汇编语言的特点.它可以作为工作系统设计语言,编写系统应用程序,也可以作为应用程序设计语言,编写不依赖计算...

清徐县19695086650： 急求!!对一行简单的C代码(随便)写一篇报告, - ？
柴海竹沥： 这个很简单啊,只要对c语言最基本的进行分析就行了,c语言还是面向过程的语言,不同于c++和java没有封装,继承等属性#include#include int main() {int a=0,b=0;//两个对象,初始化 double c=0;//同上初始化 c=double(a+b);//做最基本的运算,并且强制类型转换 printf(＂%f\n＂,c);//打印输出和为double型 prinf(＂Hello world＂);所有语言必须要有的Hello world!!!} 全手打~~希望采纳

清徐县19695086650： C语言编程实践报告 - ？
柴海竹沥： 原发布者:UfY73Vj7s0Yx7 中南大学CentralSouthUniversityC语言课程设计实践题目名称:实现一个简单的文本文件编辑系统完成人姓名:郑艺颖专业班级:电气信息类1117班学号:09091117171摘要这个文本编辑器的功能类似windows的记事...

清徐县19695086650： C语言毕业设计 - ？
柴海竹沥： 第四题的 printf(＂\t\t桌面日历系统\n\n＂); printf(＂\t1:输入的年份,显示这一年每月日历\n＂); printf(＂\t2:输入的年份和月份,显示这个月的日历\n＂); printf(＂\t3:显示当月的日历\n＂); printf(＂\t4:退出\n＂); printf(＂请选择:＂);..一部分~

清徐县19695086650： C语言程序设计报告的格式 - ？
柴海竹沥： 原发布者:Napchengj 二○一一年九月设计要求题目三通讯录管理系统任务:自学C语言中相关知识,设计出通讯录管理系统.要求如下所述:建立通讯录信息,信息至少包含编号、姓名、年龄、电话、通讯地址、电子邮箱等;;能够提供添...

清徐县19695086650： 计算机专业的毕业论文写什么题目比较好基于c语言 - ？
柴海竹沥： 随便取一个,比如:人事资源管理系统 物流系统 选题系统, 专业管理系统,都可以吧