1 案例描述
2 实现步骤
#include <iostream>
#include <vector>
#include <string>
#include <map>
#include <ctime>
using namespace std;
#define CEHUA 0
#define MEISHU 1
#define YANFA 2
/*
公司今天招聘了10个员工(ABCDEFGHIJ)，10名员工进入公司之后，
需要指派员工在那个部门工作
员工信息：姓名 工资组成；部门分为：策划、美术、研发
随机给10名员工分配部门和工资
通过multimap进行信息的插入 key(部门编号) value(员工)
分部门显示员工信息
*/
class Worker {
public:
string m_Name;
int m_Salary;
};
void createWorker(vector<Worker> &v) {
string nameSeed = "ABCDEFGHIJ";
for (int i = 0; i < nameSeed.length(); i++) {
Worker worker;
worker.m_Name = "员工";
worker.m_Name += nameSeed[i];
worker.m_Salary = rand() % 10000 + 10000;//10000~19999
//将员工放入到容器中
v.push_back(worker);
}
}
//员工分组
void setGroup(vector<Worker> &v, multimap<int, Worker> &m)
{
for (vector<Worker>::iterator it = v.begin(); it!= v.end(); it++) {
//产生随机部门编号
int deptId = rand() % 3; //0 1 2
//将员工插入到分组中
//key代表部门的编号，value具体的员工
m.insert(make_pair(deptId,*it));
}
}
//分组显示
void showWorkerByGourp(multimap<int, Worker> &m) {
//0 A B C 1 D E 2 F G
cout << "策划部门" << endl;
multimap<int,Worker>::iterator pos = m.find(CEHUA);
int count = m.count(CEHUA);//统计具体人数
int index = 0;
for (; pos != m.end() && index < count; pos++,index++) {
cout << "姓名：" << pos->second.m_Name <<
" 薪资：" << pos->second.m_Salary << endl;
}
cout << "--------------------" << endl;
cout << "美术部门：" << endl;
pos = m.find(MEISHU);
count = m.count(MEISHU);//统计具体人数
index = 0;
for (; pos != m.end() && index < count; pos++, index++) {
cout << "姓名：" << pos->second.m_Name <<
" 薪资：" << pos->second.m_Salary << endl;
}
cout << "--------------------" << endl;
cout << "研发部门：" << endl;
pos = m.find(YANFA);
count = m.count(YANFA);//统计具体人数
index = 0;
for (; pos != m.end() && index < count; pos++, index++) {
cout << "姓名：" << pos->second.m_Name <<
" 薪资：" << pos->second.m_Salary << endl;
}
}
int main() {
//随机数种子
srand((unsigned int)time(NULL));
//1、创建员工
vector<Worker> vWorker;
createWorker(vWorker);
//2、员工分组
multimap<int, Worker> mWorker;
setGroup(vWorker, mWorker);
//3、分组显示员工
showWorkerByGourp(mWorker);
//测试
//for (vector<Worker>::iterator it = vWorker.begin(); it != vWorker.end(); it++) {
// cout << "姓名：" << it->m_Name << "工资：" << it->m_Salary << endl;
//}
system("pause");
return 0;
}
