#include<iostream>

 #include<vector>

 #include<map>

 #include<string>

 #include<time.h>

 #include<stdlib.h>

 using namespace std;

 //multimap 案例

 //公司招聘了 5 个员工，5 名员工进入公司之后，需要指派员工在那个部门工作

 //人员信息有: 姓名 年龄 电话 工资等组成

 //通过 Multimap 进行信息的插入 保存 显示

 //分部门显示员工信息 显示全部员工信息

 #define SALE_DEPARTMENT  1 //销售部

 #define DEVELOP_DEPARTMENT 2 //研发部

 #define FINACIAL_DEPARTMENT 3 //财务部

 class Worker

 {

 public:

     string mName;

     int mAge;

     string mTele;

     double mSalary;

 };

 //创建员工

 void CreatWorker(vector<Worker>&vWorker)

 {

     string nameSeed = "ABCDE";

     for (int i = ; i < ; i++)

     {

         Worker worker;

         worker.mName = "员工";

         worker.mName += nameSeed[i];

         worker.mAge = rand() % +;

         worker.mSalary = rand() %  + ;

         worker.mTele = "+86-88888888";

         //保存员工信息

         vWorker.push_back(worker);

     }

 }

 //员工分组

 void WorkerGroup(vector<Worker>& vWorker, multimap<int, Worker>& workerGroup)

 {

     srand(time(NULL));

     //把员工随机分配到不同部门

     for (vector<Worker>::iterator it = vWorker.begin(); it != vWorker.end(); it++)

     {

         int DepartID = rand() %  + ;

         switch (DepartID)

         {

         case SALE_DEPARTMENT:

             workerGroup.insert(make_pair(SALE_DEPARTMENT, *it));

             break;

         case DEVELOP_DEPARTMENT:

             workerGroup.insert(make_pair(DEVELOP_DEPARTMENT, *it));

             break;

         case FINACIAL_DEPARTMENT:

             workerGroup.insert(make_pair(FINACIAL_DEPARTMENT, *it));

             break;

         default:

             break;

         }

     }

 }

 void ShowWorkerGroup(multimap<int, Worker>& workerGroup,int DepartID)

 {

     multimap<int, Worker>::iterator it = workerGroup.find(DepartID);

     //找当前部门总人数

     int workerCount = workerGroup.count(DepartID);

     int num = ;

     for (multimap<int, Worker>::iterator dit = it; dit != workerGroup.end() && num < workerCount; dit++, num++)

     {

         cout << "姓名：" << dit->second.mName << " 年龄：" << dit->second.mAge << " 电话：" << dit->second.mTele << " 工资：" << dit->second.mSalary << endl;

     }

 }

 //打印每一分组员工信息

 void PrintWorkerGroup(multimap<int, Worker>& workerGroup)

 {

     //打印销售部门员工的信息

     cout << "销售部门：" << endl;

     ShowWorkerGroup(workerGroup, SALE_DEPARTMENT);

     //打印研发部门员工信息

     cout << "研发部门：" << endl;

     ShowWorkerGroup(workerGroup, DEVELOP_DEPARTMENT);

     //打印财务部门员工信息：

     cout << "财务部门：" << endl;

     ShowWorkerGroup(workerGroup, FINACIAL_DEPARTMENT);

 }

 int main()

 {

     //存放新员工信息

     vector<Worker> vWorker;

     //multimap保存分组信息

     multimap<int, Worker> workerGroup;

     //创建员工

     CreatWorker(vWorker);

     //员工分组

     WorkerGroup(vWorker, workerGroup);

     //打印每一分组员工信息

     PrintWorkerGroup(workerGroup);

     return ;

 }